89778520

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{4211}}^1$

素因数の和:4276

約数の個数: 64

約数和(自身を含む): 222899040

約数和(自身を除く): 133120520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 41, 52, 65, 82, 104, 130, 164, 205, 260, 328, 410, 520, 533, 820, 1066, 1640, 2132, 2665, 4211, 4264, 5330, 8422, 10660, 16844, 21055, 21320, 33688, 42110, 54743, 84220, 109486, 168440, 172651, 218972, 273715, 345302, 437944, 547430, 690604, 863255, 1094860, 1381208, 1726510, 2189720, 2244463, 3453020, 4488926, 6906040, 8977852, 11222315, 17955704, 22444630, 44889260, 89778520]

約数ペア:

[(1, 89778520), (2, 44889260), (4, 22444630), (5, 17955704), (8, 11222315), (10, 8977852), (13, 6906040), (20, 4488926), (26, 3453020), (40, 2244463), (41, 2189720), (52, 1726510), (65, 1381208), (82, 1094860), (104, 863255), (130, 690604), (164, 547430), (205, 437944), (260, 345302), (328, 273715), (410, 218972), (520, 172651), (533, 168440), (820, 109486), (1066, 84220), (1640, 54743), (2132, 42110), (2665, 33688), (4211, 21320), (4264, 21055), (5330, 16844), (8422, 10660)]