117088520

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{409}}^1\times {\mathrm{421}}^1$

素因数の和:858

約数の個数: 64

約数和(自身を含む): 280292400

約数和(自身を除く): 163203880

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 409, 421, 680, 818, 842, 1636, 1684, 2045, 2105, 3272, 3368, 4090, 4210, 6953, 7157, 8180, 8420, 13906, 14314, 16360, 16840, 27812, 28628, 34765, 35785, 55624, 57256, 69530, 71570, 139060, 143140, 172189, 278120, 286280, 344378, 688756, 860945, 1377512, 1721890, 2927213, 3443780, 5854426, 6887560, 11708852, 14636065, 23417704, 29272130, 58544260, 117088520]

約数ペア:

[(1, 117088520), (2, 58544260), (4, 29272130), (5, 23417704), (8, 14636065), (10, 11708852), (17, 6887560), (20, 5854426), (34, 3443780), (40, 2927213), (68, 1721890), (85, 1377512), (136, 860945), (170, 688756), (340, 344378), (409, 286280), (421, 278120), (680, 172189), (818, 143140), (842, 139060), (1636, 71570), (1684, 69530), (2045, 57256), (2105, 55624), (3272, 35785), (3368, 34765), (4090, 28628), (4210, 27812), (6953, 16840), (7157, 16360), (8180, 14314), (8420, 13906)]