25101921340

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{859}}^1\times {\mathrm{16417}}^1$

素因数の和:17374

約数の個数: 48

約数和(自身を含む): 53371634400

約数和(自身を除く): 28269713060

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 859, 890, 1718, 1780, 3436, 4295, 8590, 16417, 17180, 32834, 65668, 76451, 82085, 152902, 164170, 305804, 328340, 382255, 764510, 1461113, 1529020, 2922226, 5844452, 7305565, 14102203, 14611130, 28204406, 29222260, 56408812, 70511015, 141022030, 282044060, 1255096067, 2510192134, 5020384268, 6275480335, 12550960670, 25101921340]

約数ペア:

[(1, 25101921340), (2, 12550960670), (4, 6275480335), (5, 5020384268), (10, 2510192134), (20, 1255096067), (89, 282044060), (178, 141022030), (356, 70511015), (445, 56408812), (859, 29222260), (890, 28204406), (1718, 14611130), (1780, 14102203), (3436, 7305565), (4295, 5844452), (8590, 2922226), (16417, 1529020), (17180, 1461113), (32834, 764510), (65668, 382255), (76451, 328340), (82085, 305804), (152902, 164170)]