85568925

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{157}}^1$

素因数の和:239

約数の個数: 72

約数和(自身を含む): 157754784

約数和(自身を除く): 72185859

約数列:

[1, 3, 5, 13, 15, 25, 39, 43, 65, 75, 129, 157, 169, 195, 215, 325, 471, 507, 559, 645, 785, 845, 975, 1075, 1677, 2041, 2355, 2535, 2795, 3225, 3925, 4225, 6123, 6751, 7267, 8385, 10205, 11775, 12675, 13975, 20253, 21801, 26533, 30615, 33755, 36335, 41925, 51025, 79599, 87763, 101265, 109005, 132665, 153075, 168775, 181675, 263289, 397995, 438815, 506325, 545025, 663325, 1140919, 1316445, 1989975, 2194075, 3422757, 5704595, 6582225, 17113785, 28522975, 85568925]

約数ペア:

[(1, 85568925), (3, 28522975), (5, 17113785), (13, 6582225), (15, 5704595), (25, 3422757), (39, 2194075), (43, 1989975), (65, 1316445), (75, 1140919), (129, 663325), (157, 545025), (169, 506325), (195, 438815), (215, 397995), (325, 263289), (471, 181675), (507, 168775), (559, 153075), (645, 132665), (785, 109005), (845, 101265), (975, 87763), (1075, 79599), (1677, 51025), (2041, 41925), (2355, 36335), (2535, 33755), (2795, 30615), (3225, 26533), (3925, 21801), (4225, 20253), (6123, 13975), (6751, 12675), (7267, 11775), (8385, 10205)]