40071200

素因数分解:

$2^5\times 5^2\times {\mathrm{13}}^1\times {\mathrm{3853}}^1$

素因数の和:3886

約数の個数: 72

約数和(自身を含む): 105376068

約数和(自身を除く): 65304868

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 65, 80, 100, 104, 130, 160, 200, 208, 260, 325, 400, 416, 520, 650, 800, 1040, 1300, 2080, 2600, 3853, 5200, 7706, 10400, 15412, 19265, 30824, 38530, 50089, 61648, 77060, 96325, 100178, 123296, 154120, 192650, 200356, 250445, 308240, 385300, 400712, 500890, 616480, 770600, 801424, 1001780, 1252225, 1541200, 1602848, 2003560, 2504450, 3082400, 4007120, 5008900, 8014240, 10017800, 20035600, 40071200]

約数ペア:

[(1, 40071200), (2, 20035600), (4, 10017800), (5, 8014240), (8, 5008900), (10, 4007120), (13, 3082400), (16, 2504450), (20, 2003560), (25, 1602848), (26, 1541200), (32, 1252225), (40, 1001780), (50, 801424), (52, 770600), (65, 616480), (80, 500890), (100, 400712), (104, 385300), (130, 308240), (160, 250445), (200, 200356), (208, 192650), (260, 154120), (325, 123296), (400, 100178), (416, 96325), (520, 77060), (650, 61648), (800, 50089), (1040, 38530), (1300, 30824), (2080, 19265), (2600, 15412), (3853, 10400), (5200, 7706)]