25508892100

素因数分解:

$2^2\times 5^2\times {\mathrm{41}}^1\times {\mathrm{1481}}^1\times {\mathrm{4201}}^1$

素因数の和:5737

約数の個数: 72

約数和(自身を含む): 56756195496

約数和(自身を除く): 31247303396

約数列:

[1, 2, 4, 5, 10, 20, 25, 41, 50, 82, 100, 164, 205, 410, 820, 1025, 1481, 2050, 2962, 4100, 4201, 5924, 7405, 8402, 14810, 16804, 21005, 29620, 37025, 42010, 60721, 74050, 84020, 105025, 121442, 148100, 172241, 210050, 242884, 303605, 344482, 420100, 607210, 688964, 861205, 1214420, 1518025, 1722410, 3036050, 3444820, 4306025, 6072100, 6221681, 8612050, 12443362, 17224100, 24886724, 31108405, 62216810, 124433620, 155542025, 255088921, 311084050, 510177842, 622168100, 1020355684, 1275444605, 2550889210, 5101778420, 6377223025, 12754446050, 25508892100]

約数ペア:

[(1, 25508892100), (2, 12754446050), (4, 6377223025), (5, 5101778420), (10, 2550889210), (20, 1275444605), (25, 1020355684), (41, 622168100), (50, 510177842), (82, 311084050), (100, 255088921), (164, 155542025), (205, 124433620), (410, 62216810), (820, 31108405), (1025, 24886724), (1481, 17224100), (2050, 12443362), (2962, 8612050), (4100, 6221681), (4201, 6072100), (5924, 4306025), (7405, 3444820), (8402, 3036050), (14810, 1722410), (16804, 1518025), (21005, 1214420), (29620, 861205), (37025, 688964), (42010, 607210), (60721, 420100), (74050, 344482), (84020, 303605), (105025, 242884), (121442, 210050), (148100, 172241)]