66481960

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{569}}^1$

素因数の和:730

約数の個数: 64

約数和(自身を含む): 157593600

約数和(自身を除く): 91111640

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 127, 184, 230, 254, 460, 508, 569, 635, 920, 1016, 1138, 1270, 2276, 2540, 2845, 2921, 4552, 5080, 5690, 5842, 11380, 11684, 13087, 14605, 22760, 23368, 26174, 29210, 52348, 58420, 65435, 72263, 104696, 116840, 130870, 144526, 261740, 289052, 361315, 523480, 578104, 722630, 1445260, 1662049, 2890520, 3324098, 6648196, 8310245, 13296392, 16620490, 33240980, 66481960]

約数ペア:

[(1, 66481960), (2, 33240980), (4, 16620490), (5, 13296392), (8, 8310245), (10, 6648196), (20, 3324098), (23, 2890520), (40, 1662049), (46, 1445260), (92, 722630), (115, 578104), (127, 523480), (184, 361315), (230, 289052), (254, 261740), (460, 144526), (508, 130870), (569, 116840), (635, 104696), (920, 72263), (1016, 65435), (1138, 58420), (1270, 52348), (2276, 29210), (2540, 26174), (2845, 23368), (2921, 22760), (4552, 14605), (5080, 13087), (5690, 11684), (5842, 11380)]