65405910

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{30707}}^1$

素因数の和:30788

約数の個数: 32

約数和(自身を含む): 159190272

約数和(自身を除く): 93784362

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 71, 142, 213, 355, 426, 710, 1065, 2130, 30707, 61414, 92121, 153535, 184242, 307070, 460605, 921210, 2180197, 4360394, 6540591, 10900985, 13081182, 21801970, 32702955, 65405910]

約数ペア:

[(1, 65405910), (2, 32702955), (3, 21801970), (5, 13081182), (6, 10900985), (10, 6540591), (15, 4360394), (30, 2180197), (71, 921210), (142, 460605), (213, 307070), (355, 184242), (426, 153535), (710, 92121), (1065, 61414), (2130, 30707)]