156327730

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{38791}}^1$

素因数の和:38842

約数の個数: 32

約数和(自身を含む): 312818688

約数和(自身を除く): 156490958

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 310, 403, 806, 2015, 4030, 38791, 77582, 193955, 387910, 504283, 1008566, 1202521, 2405042, 2521415, 5042830, 6012605, 12025210, 15632773, 31265546, 78163865, 156327730]

約数ペア:

[(1, 156327730), (2, 78163865), (5, 31265546), (10, 15632773), (13, 12025210), (26, 6012605), (31, 5042830), (62, 2521415), (65, 2405042), (130, 1202521), (155, 1008566), (310, 504283), (403, 387910), (806, 193955), (2015, 77582), (4030, 38791)]