64005040

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{72733}}^1$

素因数の和:72757

約数の個数: 40

約数和(自身を含む): 162342288

約数和(自身を除く): 98337248

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 72733, 145466, 290932, 363665, 581864, 727330, 800063, 1163728, 1454660, 1600126, 2909320, 3200252, 4000315, 5818640, 6400504, 8000630, 12801008, 16001260, 32002520, 64005040]

約数ペア:

[(1, 64005040), (2, 32002520), (4, 16001260), (5, 12801008), (8, 8000630), (10, 6400504), (11, 5818640), (16, 4000315), (20, 3200252), (22, 2909320), (40, 1600126), (44, 1454660), (55, 1163728), (80, 800063), (88, 727330), (110, 581864), (176, 363665), (220, 290932), (440, 145466), (880, 72733)]