149387680

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71821}}^1$

素因数の和:71849

約数の個数: 48

約数和(自身を含む): 380082024

約数和(自身を除く): 230694344

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 71821, 143642, 287284, 359105, 574568, 718210, 933673, 1149136, 1436420, 1867346, 2298272, 2872840, 3734692, 4668365, 5745680, 7469384, 9336730, 11491360, 14938768, 18673460, 29877536, 37346920, 74693840, 149387680]

約数ペア:

[(1, 149387680), (2, 74693840), (4, 37346920), (5, 29877536), (8, 18673460), (10, 14938768), (13, 11491360), (16, 9336730), (20, 7469384), (26, 5745680), (32, 4668365), (40, 3734692), (52, 2872840), (65, 2298272), (80, 1867346), (104, 1436420), (130, 1149136), (160, 933673), (208, 718210), (260, 574568), (416, 359105), (520, 287284), (1040, 143642), (2080, 71821)]