23807225

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1$

素因数の和:210

約数の個数: 48

約数和(自身を含む): 34997760

約数和(自身を除く): 11190535

約数列:

[1, 5, 13, 17, 25, 31, 65, 85, 139, 155, 221, 325, 403, 425, 527, 695, 775, 1105, 1807, 2015, 2363, 2635, 3475, 4309, 5525, 6851, 9035, 10075, 11815, 13175, 21545, 30719, 34255, 45175, 56017, 59075, 73253, 107725, 153595, 171275, 280085, 366265, 767975, 952289, 1400425, 1831325, 4761445, 23807225]

約数ペア:

[(1, 23807225), (5, 4761445), (13, 1831325), (17, 1400425), (25, 952289), (31, 767975), (65, 366265), (85, 280085), (139, 171275), (155, 153595), (221, 107725), (325, 73253), (403, 59075), (425, 56017), (527, 45175), (695, 34255), (775, 30719), (1105, 21545), (1807, 13175), (2015, 11815), (2363, 10075), (2635, 9035), (3475, 6851), (4309, 5525)]