3254225

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1$

素因数の和:90

約数の個数: 48

約数和(自身を含む): 4999680

約数和(自身を除く): 1745455

約数列:

[1, 5, 13, 17, 19, 25, 31, 65, 85, 95, 155, 221, 247, 323, 325, 403, 425, 475, 527, 589, 775, 1105, 1235, 1615, 2015, 2635, 2945, 4199, 5525, 6175, 6851, 7657, 8075, 10013, 10075, 13175, 14725, 20995, 34255, 38285, 50065, 104975, 130169, 171275, 191425, 250325, 650845, 3254225]

約数ペア:

[(1, 3254225), (5, 650845), (13, 250325), (17, 191425), (19, 171275), (25, 130169), (31, 104975), (65, 50065), (85, 38285), (95, 34255), (155, 20995), (221, 14725), (247, 13175), (323, 10075), (325, 10013), (403, 8075), (425, 7657), (475, 6851), (527, 6175), (589, 5525), (775, 4199), (1105, 2945), (1235, 2635), (1615, 2015)]