129675325

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{211}}^1$

素因数の和:326

約数の個数: 48

約数和(自身を含む): 182543872

約数和(自身を除く): 52868547

約数列:

[1, 5, 13, 25, 31, 61, 65, 155, 211, 305, 325, 403, 775, 793, 1055, 1525, 1891, 2015, 2743, 3965, 5275, 6541, 9455, 10075, 12871, 13715, 19825, 24583, 32705, 47275, 64355, 68575, 85033, 122915, 163525, 167323, 321775, 399001, 425165, 614575, 836615, 1995005, 2125825, 4183075, 5187013, 9975025, 25935065, 129675325]

約数ペア:

[(1, 129675325), (5, 25935065), (13, 9975025), (25, 5187013), (31, 4183075), (61, 2125825), (65, 1995005), (155, 836615), (211, 614575), (305, 425165), (325, 399001), (403, 321775), (775, 167323), (793, 163525), (1055, 122915), (1525, 85033), (1891, 68575), (2015, 64355), (2743, 47275), (3965, 32705), (5275, 24583), (6541, 19825), (9455, 13715), (10075, 12871)]