156957891475

素因数分解:

$5^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{314813}}^1$

素因数の和:314885

約数の個数: 72

約数和(自身を含む): 253662010128

約数和(自身を除く): 96704118653

約数列:

[1, 5, 7, 11, 25, 35, 37, 49, 55, 77, 175, 185, 245, 259, 275, 385, 407, 539, 925, 1225, 1295, 1813, 1925, 2035, 2695, 2849, 6475, 9065, 10175, 13475, 14245, 19943, 45325, 71225, 99715, 314813, 498575, 1574065, 2203691, 3462943, 7870325, 11018455, 11648081, 15425837, 17314715, 24240601, 55092275, 58240405, 77129185, 81536567, 86573575, 121203005, 128128891, 169684207, 291202025, 385645925, 407682835, 570755969, 606015025, 640644455, 848421035, 896902237, 2038414175, 2853779845, 3203222275, 4242105175, 4484511185, 6278315659, 14268899225, 22422555925, 31391578295, 156957891475]

約数ペア:

[(1, 156957891475), (5, 31391578295), (7, 22422555925), (11, 14268899225), (25, 6278315659), (35, 4484511185), (37, 4242105175), (49, 3203222275), (55, 2853779845), (77, 2038414175), (175, 896902237), (185, 848421035), (245, 640644455), (259, 606015025), (275, 570755969), (385, 407682835), (407, 385645925), (539, 291202025), (925, 169684207), (1225, 128128891), (1295, 121203005), (1813, 86573575), (1925, 81536567), (2035, 77129185), (2695, 58240405), (2849, 55092275), (6475, 24240601), (9065, 17314715), (10175, 15425837), (13475, 11648081), (14245, 11018455), (19943, 7870325), (45325, 3462943), (71225, 2203691), (99715, 1574065), (314813, 498575)]