102499640

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{631}}^1$

素因数の和:804

約数の個数: 64

約数和(自身を含む): 240261120

約数和(自身を除く): 137761480

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 131, 155, 248, 262, 310, 524, 620, 631, 655, 1048, 1240, 1262, 1310, 2524, 2620, 3155, 4061, 5048, 5240, 6310, 8122, 12620, 16244, 19561, 20305, 25240, 32488, 39122, 40610, 78244, 81220, 82661, 97805, 156488, 162440, 165322, 195610, 330644, 391220, 413305, 661288, 782440, 826610, 1653220, 2562491, 3306440, 5124982, 10249964, 12812455, 20499928, 25624910, 51249820, 102499640]

約数ペア:

[(1, 102499640), (2, 51249820), (4, 25624910), (5, 20499928), (8, 12812455), (10, 10249964), (20, 5124982), (31, 3306440), (40, 2562491), (62, 1653220), (124, 826610), (131, 782440), (155, 661288), (248, 413305), (262, 391220), (310, 330644), (524, 195610), (620, 165322), (631, 162440), (655, 156488), (1048, 97805), (1240, 82661), (1262, 81220), (1310, 78244), (2524, 40610), (2620, 39122), (3155, 32488), (4061, 25240), (5048, 20305), (5240, 19561), (6310, 16244), (8122, 12620)]