51348400

素因数分解:

$2^4\times 5^2\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{101}}^1$

素因数の和:191

約数の個数: 120

約数和(自身を含む): 131741568

約数和(自身を除く): 80393168

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 40, 41, 50, 62, 80, 82, 100, 101, 124, 155, 164, 200, 202, 205, 248, 310, 328, 400, 404, 410, 496, 505, 620, 656, 775, 808, 820, 1010, 1025, 1240, 1271, 1550, 1616, 1640, 2020, 2050, 2480, 2525, 2542, 3100, 3131, 3280, 4040, 4100, 4141, 5050, 5084, 6200, 6262, 6355, 8080, 8200, 8282, 10100, 10168, 12400, 12524, 12710, 15655, 16400, 16564, 20200, 20336, 20705, 25048, 25420, 31310, 31775, 33128, 40400, 41410, 50096, 50840, 62620, 63550, 66256, 78275, 82820, 101680, 103525, 125240, 127100, 128371, 156550, 165640, 207050, 250480, 254200, 256742, 313100, 331280, 414100, 508400, 513484, 626200, 641855, 828200, 1026968, 1252400, 1283710, 1656400, 2053936, 2567420, 3209275, 5134840, 6418550, 10269680, 12837100, 25674200, 51348400]

約数ペア:

[(1, 51348400), (2, 25674200), (4, 12837100), (5, 10269680), (8, 6418550), (10, 5134840), (16, 3209275), (20, 2567420), (25, 2053936), (31, 1656400), (40, 1283710), (41, 1252400), (50, 1026968), (62, 828200), (80, 641855), (82, 626200), (100, 513484), (101, 508400), (124, 414100), (155, 331280), (164, 313100), (200, 256742), (202, 254200), (205, 250480), (248, 207050), (310, 165640), (328, 156550), (400, 128371), (404, 127100), (410, 125240), (496, 103525), (505, 101680), (620, 82820), (656, 78275), (775, 66256), (808, 63550), (820, 62620), (1010, 50840), (1025, 50096), (1240, 41410), (1271, 40400), (1550, 33128), (1616, 31775), (1640, 31310), (2020, 25420), (2050, 25048), (2480, 20705), (2525, 20336), (2542, 20200), (3100, 16564), (3131, 16400), (3280, 15655), (4040, 12710), (4100, 12524), (4141, 12400), (5050, 10168), (5084, 10100), (6200, 8282), (6262, 8200), (6355, 8080)]