20804868800

素因数分解:

$2^6\times 5^2\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{4153}}^1$

素因数の和:4307

約数の個数: 168

約数和(自身を含む): 53380428672

約数和(自身を除く): 32575559872

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 32, 40, 50, 62, 64, 80, 100, 101, 124, 155, 160, 200, 202, 248, 310, 320, 400, 404, 496, 505, 620, 775, 800, 808, 992, 1010, 1240, 1550, 1600, 1616, 1984, 2020, 2480, 2525, 3100, 3131, 3232, 4040, 4153, 4960, 5050, 6200, 6262, 6464, 8080, 8306, 9920, 10100, 12400, 12524, 15655, 16160, 16612, 20200, 20765, 24800, 25048, 31310, 32320, 33224, 40400, 41530, 49600, 50096, 62620, 66448, 78275, 80800, 83060, 100192, 103825, 125240, 128743, 132896, 156550, 161600, 166120, 200384, 207650, 250480, 257486, 265792, 313100, 332240, 415300, 419453, 500960, 514972, 626200, 643715, 664480, 830600, 838906, 1001920, 1029944, 1252400, 1287430, 1328960, 1661200, 1677812, 2059888, 2097265, 2504800, 2574860, 3218575, 3322400, 3355624, 4119776, 4194530, 5009600, 5149720, 6437150, 6644800, 6711248, 8239552, 8389060, 10299440, 10486325, 12874300, 13003043, 13422496, 16778120, 20598880, 20972650, 25748600, 26006086, 26844992, 33556240, 41197760, 41945300, 51497200, 52012172, 65015215, 67112480, 83890600, 102994400, 104024344, 130030430, 134224960, 167781200, 205988800, 208048688, 260060860, 325076075, 335562400, 416097376, 520121720, 650152150, 671124800, 832194752, 1040243440, 1300304300, 2080486880, 2600608600, 4160973760, 5201217200, 10402434400, 20804868800]

約数ペア:

[(1, 20804868800), (2, 10402434400), (4, 5201217200), (5, 4160973760), (8, 2600608600), (10, 2080486880), (16, 1300304300), (20, 1040243440), (25, 832194752), (31, 671124800), (32, 650152150), (40, 520121720), (50, 416097376), (62, 335562400), (64, 325076075), (80, 260060860), (100, 208048688), (101, 205988800), (124, 167781200), (155, 134224960), (160, 130030430), (200, 104024344), (202, 102994400), (248, 83890600), (310, 67112480), (320, 65015215), (400, 52012172), (404, 51497200), (496, 41945300), (505, 41197760), (620, 33556240), (775, 26844992), (800, 26006086), (808, 25748600), (992, 20972650), (1010, 20598880), (1240, 16778120), (1550, 13422496), (1600, 13003043), (1616, 12874300), (1984, 10486325), (2020, 10299440), (2480, 8389060), (2525, 8239552), (3100, 6711248), (3131, 6644800), (3232, 6437150), (4040, 5149720), (4153, 5009600), (4960, 4194530), (5050, 4119776), (6200, 3355624), (6262, 3322400), (6464, 3218575), (8080, 2574860), (8306, 2504800), (9920, 2097265), (10100, 2059888), (12400, 1677812), (12524, 1661200), (15655, 1328960), (16160, 1287430), (16612, 1252400), (20200, 1029944), (20765, 1001920), (24800, 838906), (25048, 830600), (31310, 664480), (32320, 643715), (33224, 626200), (40400, 514972), (41530, 500960), (49600, 419453), (50096, 415300), (62620, 332240), (66448, 313100), (78275, 265792), (80800, 257486), (83060, 250480), (100192, 207650), (103825, 200384), (125240, 166120), (128743, 161600), (132896, 156550)]