74693840

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71821}}^1$

素因数の和:71847

約数の個数: 40

約数和(自身を含む): 187024488

約数和(自身を除く): 112330648

約数列:

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

約数ペア:

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