78770690

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{14947}}^1$

素因数の和:15002

約数の個数: 32

約数和(自身を含む): 154980864

約数和(自身を除く): 76210174

約数列:

[1, 2, 5, 10, 17, 31, 34, 62, 85, 155, 170, 310, 527, 1054, 2635, 5270, 14947, 29894, 74735, 149470, 254099, 463357, 508198, 926714, 1270495, 2316785, 2540990, 4633570, 7877069, 15754138, 39385345, 78770690]

約数ペア:

[(1, 78770690), (2, 39385345), (5, 15754138), (10, 7877069), (17, 4633570), (31, 2540990), (34, 2316785), (62, 1270495), (85, 926714), (155, 508198), (170, 463357), (310, 254099), (527, 149470), (1054, 74735), (2635, 29894), (5270, 14947)]