25155720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{69877}}^1$

素因数の和:69894

約数の個数: 48

約数和(自身を含む): 81757260

約数和(自身を除く): 56601540

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 69877, 139754, 209631, 279508, 349385, 419262, 559016, 628893, 698770, 838524, 1048155, 1257786, 1397540, 1677048, 2096310, 2515572, 2795080, 3144465, 4192620, 5031144, 6288930, 8385240, 12577860, 25155720]

約数ペア:

[(1, 25155720), (2, 12577860), (3, 8385240), (4, 6288930), (5, 5031144), (6, 4192620), (8, 3144465), (9, 2795080), (10, 2515572), (12, 2096310), (15, 1677048), (18, 1397540), (20, 1257786), (24, 1048155), (30, 838524), (36, 698770), (40, 628893), (45, 559016), (60, 419262), (72, 349385), (90, 279508), (120, 209631), (180, 139754), (360, 69877)]