64295240

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{2729}}^1$

素因数の和:2790

約数の個数: 64

約数和(自身を含む): 157248000

約数和(自身を除く): 92952760

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 31, 38, 40, 62, 76, 95, 124, 152, 155, 190, 248, 310, 380, 589, 620, 760, 1178, 1240, 2356, 2729, 2945, 4712, 5458, 5890, 10916, 11780, 13645, 21832, 23560, 27290, 51851, 54580, 84599, 103702, 109160, 169198, 207404, 259255, 338396, 414808, 422995, 518510, 676792, 845990, 1037020, 1607381, 1691980, 2074040, 3214762, 3383960, 6429524, 8036905, 12859048, 16073810, 32147620, 64295240]

約数ペア:

[(1, 64295240), (2, 32147620), (4, 16073810), (5, 12859048), (8, 8036905), (10, 6429524), (19, 3383960), (20, 3214762), (31, 2074040), (38, 1691980), (40, 1607381), (62, 1037020), (76, 845990), (95, 676792), (124, 518510), (152, 422995), (155, 414808), (190, 338396), (248, 259255), (310, 207404), (380, 169198), (589, 109160), (620, 103702), (760, 84599), (1178, 54580), (1240, 51851), (2356, 27290), (2729, 23560), (2945, 21832), (4712, 13645), (5458, 11780), (5890, 10916)]