78823070

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{389}}^1\times {\mathrm{881}}^1$

素因数の和:1300

約数の個数: 32

約数和(自身を含む): 148599360

約数和(自身を除く): 69776290

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 389, 778, 881, 1762, 1945, 3890, 4405, 8810, 8947, 17894, 20263, 40526, 44735, 89470, 101315, 202630, 342709, 685418, 1713545, 3427090, 7882307, 15764614, 39411535, 78823070]

約数ペア:

[(1, 78823070), (2, 39411535), (5, 15764614), (10, 7882307), (23, 3427090), (46, 1713545), (115, 685418), (230, 342709), (389, 202630), (778, 101315), (881, 89470), (1762, 44735), (1945, 40526), (3890, 20263), (4405, 17894), (8810, 8947)]