50649040

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1571}}^1$

素因数の和:1628

約数の個数: 80

約数和(自身を含む): 130991616

約数和(自身を除く): 80342576

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 40, 52, 62, 65, 80, 104, 124, 130, 155, 208, 248, 260, 310, 403, 496, 520, 620, 806, 1040, 1240, 1571, 1612, 2015, 2480, 3142, 3224, 4030, 6284, 6448, 7855, 8060, 12568, 15710, 16120, 20423, 25136, 31420, 32240, 40846, 48701, 62840, 81692, 97402, 102115, 125680, 163384, 194804, 204230, 243505, 326768, 389608, 408460, 487010, 633113, 779216, 816920, 974020, 1266226, 1633840, 1948040, 2532452, 3165565, 3896080, 5064904, 6331130, 10129808, 12662260, 25324520, 50649040]

約数ペア:

[(1, 50649040), (2, 25324520), (4, 12662260), (5, 10129808), (8, 6331130), (10, 5064904), (13, 3896080), (16, 3165565), (20, 2532452), (26, 1948040), (31, 1633840), (40, 1266226), (52, 974020), (62, 816920), (65, 779216), (80, 633113), (104, 487010), (124, 408460), (130, 389608), (155, 326768), (208, 243505), (248, 204230), (260, 194804), (310, 163384), (403, 125680), (496, 102115), (520, 97402), (620, 81692), (806, 62840), (1040, 48701), (1240, 40846), (1571, 32240), (1612, 31420), (2015, 25136), (2480, 20423), (3142, 16120), (3224, 15710), (4030, 12568), (6284, 8060), (6448, 7855)]