15998450

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{163}}^1$

素因数の和:339

約数の個数: 48

約数和(自身を含む): 32456256

約数和(自身を除く): 16457806

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 151, 163, 302, 325, 326, 650, 755, 815, 1510, 1630, 1963, 2119, 3775, 3926, 4075, 4238, 7550, 8150, 9815, 10595, 19630, 21190, 24613, 49075, 49226, 52975, 98150, 105950, 123065, 246130, 319969, 615325, 639938, 1230650, 1599845, 3199690, 7999225, 15998450]

約数ペア:

[(1, 15998450), (2, 7999225), (5, 3199690), (10, 1599845), (13, 1230650), (25, 639938), (26, 615325), (50, 319969), (65, 246130), (130, 123065), (151, 105950), (163, 98150), (302, 52975), (325, 49226), (326, 49075), (650, 24613), (755, 21190), (815, 19630), (1510, 10595), (1630, 9815), (1963, 8150), (2119, 7550), (3775, 4238), (3926, 4075)]