8889108475

素因数分解:

$5^2\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{101}}^1\times {\mathrm{563}}^1$

素因数の和:737

約数の個数: 72

約数和(自身を含む): 12401541072

約数和(自身を除く): 3512432597

約数列:

[1, 5, 13, 25, 37, 65, 101, 169, 185, 325, 481, 505, 563, 845, 925, 1313, 2405, 2525, 2815, 3737, 4225, 6253, 6565, 7319, 12025, 14075, 17069, 18685, 20831, 31265, 32825, 36595, 48581, 56863, 85345, 93425, 95147, 104155, 156325, 182975, 242905, 270803, 284315, 426725, 475735, 520775, 631553, 739219, 1214525, 1354015, 1421575, 2103931, 2378675, 3157765, 3520439, 3696095, 6770075, 9609847, 10519655, 15788825, 17602195, 18480475, 27351103, 48049235, 52598275, 88010975, 136755515, 240246175, 355564339, 683777575, 1777821695, 8889108475]

約数ペア:

[(1, 8889108475), (5, 1777821695), (13, 683777575), (25, 355564339), (37, 240246175), (65, 136755515), (101, 88010975), (169, 52598275), (185, 48049235), (325, 27351103), (481, 18480475), (505, 17602195), (563, 15788825), (845, 10519655), (925, 9609847), (1313, 6770075), (2405, 3696095), (2525, 3520439), (2815, 3157765), (3737, 2378675), (4225, 2103931), (6253, 1421575), (6565, 1354015), (7319, 1214525), (12025, 739219), (14075, 631553), (17069, 520775), (18685, 475735), (20831, 426725), (31265, 284315), (32825, 270803), (36595, 242905), (48581, 182975), (56863, 156325), (85345, 104155), (93425, 95147)]