162750640

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{156491}}^1$

素因数の和:156517

約数の個数: 40

約数和(自身を含む): 407505168

約数和(自身を除く): 244754528

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 156491, 312982, 625964, 782455, 1251928, 1564910, 2034383, 2503856, 3129820, 4068766, 6259640, 8137532, 10171915, 12519280, 16275064, 20343830, 32550128, 40687660, 81375320, 162750640]

約数ペア:

[(1, 162750640), (2, 81375320), (4, 40687660), (5, 32550128), (8, 20343830), (10, 16275064), (13, 12519280), (16, 10171915), (20, 8137532), (26, 6259640), (40, 4068766), (52, 3129820), (65, 2503856), (80, 2034383), (104, 1564910), (130, 1251928), (208, 782455), (260, 625964), (520, 312982), (1040, 156491)]