8314280

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{271}}^1$

素因数の和:354

約数の個数: 64

約数和(自身を含む): 20563200

約数和(自身を除く): 12248920

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 59, 65, 104, 118, 130, 236, 260, 271, 295, 472, 520, 542, 590, 767, 1084, 1180, 1355, 1534, 2168, 2360, 2710, 3068, 3523, 3835, 5420, 6136, 7046, 7670, 10840, 14092, 15340, 15989, 17615, 28184, 30680, 31978, 35230, 63956, 70460, 79945, 127912, 140920, 159890, 207857, 319780, 415714, 639560, 831428, 1039285, 1662856, 2078570, 4157140, 8314280]

約数ペア:

[(1, 8314280), (2, 4157140), (4, 2078570), (5, 1662856), (8, 1039285), (10, 831428), (13, 639560), (20, 415714), (26, 319780), (40, 207857), (52, 159890), (59, 140920), (65, 127912), (104, 79945), (118, 70460), (130, 63956), (236, 35230), (260, 31978), (271, 30680), (295, 28184), (472, 17615), (520, 15989), (542, 15340), (590, 14092), (767, 10840), (1084, 7670), (1180, 7046), (1355, 6136), (1534, 5420), (2168, 3835), (2360, 3523), (2710, 3068)]