25386400

素因数分解:

$2^5\times 5^2\times {\mathrm{13}}^1\times {\mathrm{2441}}^1$

素因数の和:2474

約数の個数: 72

約数和(自身を含む): 66769164

約数和(自身を除く): 41382764

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, 2441, 2600, 4882, 5200, 9764, 10400, 12205, 19528, 24410, 31733, 39056, 48820, 61025, 63466, 78112, 97640, 122050, 126932, 158665, 195280, 244100, 253864, 317330, 390560, 488200, 507728, 634660, 793325, 976400, 1015456, 1269320, 1586650, 1952800, 2538640, 3173300, 5077280, 6346600, 12693200, 25386400]

約数ペア:

[(1, 25386400), (2, 12693200), (4, 6346600), (5, 5077280), (8, 3173300), (10, 2538640), (13, 1952800), (16, 1586650), (20, 1269320), (25, 1015456), (26, 976400), (32, 793325), (40, 634660), (50, 507728), (52, 488200), (65, 390560), (80, 317330), (100, 253864), (104, 244100), (130, 195280), (160, 158665), (200, 126932), (208, 122050), (260, 97640), (325, 78112), (400, 63466), (416, 61025), (520, 48820), (650, 39056), (800, 31733), (1040, 24410), (1300, 19528), (2080, 12205), (2441, 10400), (2600, 9764), (4882, 5200)]