203434400

素因数分解:

$2^5\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{631}}^1$

素因数の和:695

約数の個数: 144

約数和(自身を含む): 552964608

約数和(自身を除く): 349530208

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 31, 32, 40, 50, 52, 62, 65, 80, 100, 104, 124, 130, 155, 160, 200, 208, 248, 260, 310, 325, 400, 403, 416, 496, 520, 620, 631, 650, 775, 800, 806, 992, 1040, 1240, 1262, 1300, 1550, 1612, 2015, 2080, 2480, 2524, 2600, 3100, 3155, 3224, 4030, 4960, 5048, 5200, 6200, 6310, 6448, 8060, 8203, 10075, 10096, 10400, 12400, 12620, 12896, 15775, 16120, 16406, 19561, 20150, 20192, 24800, 25240, 31550, 32240, 32812, 39122, 40300, 41015, 50480, 63100, 64480, 65624, 78244, 80600, 82030, 97805, 100960, 126200, 131248, 156488, 161200, 164060, 195610, 205075, 252400, 254293, 262496, 312976, 322400, 328120, 391220, 410150, 489025, 504800, 508586, 625952, 656240, 782440, 820300, 978050, 1017172, 1271465, 1312480, 1564880, 1640600, 1956100, 2034344, 2542930, 3129760, 3281200, 3912200, 4068688, 5085860, 6357325, 6562400, 7824400, 8137376, 10171720, 12714650, 15648800, 20343440, 25429300, 40686880, 50858600, 101717200, 203434400]

約数ペア:

[(1, 203434400), (2, 101717200), (4, 50858600), (5, 40686880), (8, 25429300), (10, 20343440), (13, 15648800), (16, 12714650), (20, 10171720), (25, 8137376), (26, 7824400), (31, 6562400), (32, 6357325), (40, 5085860), (50, 4068688), (52, 3912200), (62, 3281200), (65, 3129760), (80, 2542930), (100, 2034344), (104, 1956100), (124, 1640600), (130, 1564880), (155, 1312480), (160, 1271465), (200, 1017172), (208, 978050), (248, 820300), (260, 782440), (310, 656240), (325, 625952), (400, 508586), (403, 504800), (416, 489025), (496, 410150), (520, 391220), (620, 328120), (631, 322400), (650, 312976), (775, 262496), (800, 254293), (806, 252400), (992, 205075), (1040, 195610), (1240, 164060), (1262, 161200), (1300, 156488), (1550, 131248), (1612, 126200), (2015, 100960), (2080, 97805), (2480, 82030), (2524, 80600), (2600, 78244), (3100, 65624), (3155, 64480), (3224, 63100), (4030, 50480), (4960, 41015), (5048, 40300), (5200, 39122), (6200, 32812), (6310, 32240), (6448, 31550), (8060, 25240), (8203, 24800), (10075, 20192), (10096, 20150), (10400, 19561), (12400, 16406), (12620, 16120), (12896, 15775)]