1284208025

素因数分解:

$5^2\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{109}}^1\times {\mathrm{271}}^1$

素因数の和:474

約数の個数: 48

約数和(自身を含む): 1691796480

約数和(自身を除く): 407588455

約数列:

[1, 5, 25, 37, 47, 109, 185, 235, 271, 545, 925, 1175, 1355, 1739, 2725, 4033, 5123, 6775, 8695, 10027, 12737, 20165, 25615, 29539, 43475, 50135, 63685, 100825, 128075, 147695, 189551, 250675, 318425, 471269, 738475, 947755, 1092943, 1388333, 2356345, 4738775, 5464715, 6941665, 11781725, 27323575, 34708325, 51368321, 256841605, 1284208025]

約数ペア:

[(1, 1284208025), (5, 256841605), (25, 51368321), (37, 34708325), (47, 27323575), (109, 11781725), (185, 6941665), (235, 5464715), (271, 4738775), (545, 2356345), (925, 1388333), (1175, 1092943), (1355, 947755), (1739, 738475), (2725, 471269), (4033, 318425), (5123, 250675), (6775, 189551), (8695, 147695), (10027, 128075), (12737, 100825), (20165, 63685), (25615, 50135), (29539, 43475)]