89518975

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{109}}^1$

素因数の和:177

約数の個数: 72

約数和(自身を含む): 145511520

約数和(自身を除く): 55992545

約数列:

[1, 5, 7, 13, 19, 25, 35, 65, 91, 95, 109, 133, 175, 247, 325, 361, 455, 475, 545, 665, 763, 1235, 1417, 1729, 1805, 2071, 2275, 2527, 2725, 3325, 3815, 4693, 6175, 7085, 8645, 9025, 9919, 10355, 12635, 14497, 19075, 23465, 26923, 32851, 35425, 39349, 43225, 49595, 51775, 63175, 72485, 117325, 134615, 164255, 188461, 196745, 247975, 275443, 362425, 511537, 673075, 821275, 942305, 983725, 1377215, 2557685, 3580759, 4711525, 6886075, 12788425, 17903795, 89518975]

約数ペア:

[(1, 89518975), (5, 17903795), (7, 12788425), (13, 6886075), (19, 4711525), (25, 3580759), (35, 2557685), (65, 1377215), (91, 983725), (95, 942305), (109, 821275), (133, 673075), (175, 511537), (247, 362425), (325, 275443), (361, 247975), (455, 196745), (475, 188461), (545, 164255), (665, 134615), (763, 117325), (1235, 72485), (1417, 63175), (1729, 51775), (1805, 49595), (2071, 43225), (2275, 39349), (2527, 35425), (2725, 32851), (3325, 26923), (3815, 23465), (4693, 19075), (6175, 14497), (7085, 12635), (8645, 10355), (9025, 9919)]