8905900

素因数分解:

$2^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1$

素因数の和:163

約数の個数: 72

約数和(自身を含む): 20779920

約数和(自身を除く): 11874020

約数列:

[1, 2, 4, 5, 10, 20, 25, 29, 37, 50, 58, 74, 83, 100, 116, 145, 148, 166, 185, 290, 332, 370, 415, 580, 725, 740, 830, 925, 1073, 1450, 1660, 1850, 2075, 2146, 2407, 2900, 3071, 3700, 4150, 4292, 4814, 5365, 6142, 8300, 9628, 10730, 12035, 12284, 15355, 21460, 24070, 26825, 30710, 48140, 53650, 60175, 61420, 76775, 89059, 107300, 120350, 153550, 178118, 240700, 307100, 356236, 445295, 890590, 1781180, 2226475, 4452950, 8905900]

約数ペア:

[(1, 8905900), (2, 4452950), (4, 2226475), (5, 1781180), (10, 890590), (20, 445295), (25, 356236), (29, 307100), (37, 240700), (50, 178118), (58, 153550), (74, 120350), (83, 107300), (100, 89059), (116, 76775), (145, 61420), (148, 60175), (166, 53650), (185, 48140), (290, 30710), (332, 26825), (370, 24070), (415, 21460), (580, 15355), (725, 12284), (740, 12035), (830, 10730), (925, 9628), (1073, 8300), (1450, 6142), (1660, 5365), (1850, 4814), (2075, 4292), (2146, 4150), (2407, 3700), (2900, 3071)]