159756820

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{547}}^1\times {\mathrm{859}}^1$

素因数の和:1432

約数の個数: 48

約数和(自身を含む): 356287680

約数和(自身を除く): 196530860

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 547, 859, 1094, 1718, 2188, 2735, 3436, 4295, 5470, 8590, 9299, 10940, 14603, 17180, 18598, 29206, 37196, 46495, 58412, 73015, 92990, 146030, 185980, 292060, 469873, 939746, 1879492, 2349365, 4698730, 7987841, 9397460, 15975682, 31951364, 39939205, 79878410, 159756820]

約数ペア:

[(1, 159756820), (2, 79878410), (4, 39939205), (5, 31951364), (10, 15975682), (17, 9397460), (20, 7987841), (34, 4698730), (68, 2349365), (85, 1879492), (170, 939746), (340, 469873), (547, 292060), (859, 185980), (1094, 146030), (1718, 92990), (2188, 73015), (2735, 58412), (3436, 46495), (4295, 37196), (5470, 29206), (8590, 18598), (9299, 17180), (10940, 14603)]