69607690

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1$

素因数の和:247

約数の個数: 64

約数和(自身を含む): 138101760

約数和(自身を除く): 68494070

約数列:

[1, 2, 5, 10, 17, 34, 71, 73, 79, 85, 142, 146, 158, 170, 355, 365, 395, 710, 730, 790, 1207, 1241, 1343, 2414, 2482, 2686, 5183, 5609, 5767, 6035, 6205, 6715, 10366, 11218, 11534, 12070, 12410, 13430, 25915, 28045, 28835, 51830, 56090, 57670, 88111, 95353, 98039, 176222, 190706, 196078, 409457, 440555, 476765, 490195, 818914, 881110, 953530, 980390, 2047285, 4094570, 6960769, 13921538, 34803845, 69607690]

約数ペア:

[(1, 69607690), (2, 34803845), (5, 13921538), (10, 6960769), (17, 4094570), (34, 2047285), (71, 980390), (73, 953530), (79, 881110), (85, 818914), (142, 490195), (146, 476765), (158, 440555), (170, 409457), (355, 196078), (365, 190706), (395, 176222), (710, 98039), (730, 95353), (790, 88111), (1207, 57670), (1241, 56090), (1343, 51830), (2414, 28835), (2482, 28045), (2686, 25915), (5183, 13430), (5609, 12410), (5767, 12070), (6035, 11534), (6205, 11218), (6715, 10366)]