404865175

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{269}}^1\times {\mathrm{421}}^1$

素因数の和:724

約数の個数: 48

約数和(自身を含む): 593399520

約数和(自身を除く): 188534345

約数列:

[1, 5, 11, 13, 25, 55, 65, 143, 269, 275, 325, 421, 715, 1345, 2105, 2959, 3497, 3575, 4631, 5473, 6725, 10525, 14795, 17485, 23155, 27365, 38467, 60203, 73975, 87425, 113249, 115775, 136825, 192335, 301015, 566245, 961675, 1245739, 1472237, 1505075, 2831225, 6228695, 7361185, 16194607, 31143475, 36805925, 80973035, 404865175]

約数ペア:

[(1, 404865175), (5, 80973035), (11, 36805925), (13, 31143475), (25, 16194607), (55, 7361185), (65, 6228695), (143, 2831225), (269, 1505075), (275, 1472237), (325, 1245739), (421, 961675), (715, 566245), (1345, 301015), (2105, 192335), (2959, 136825), (3497, 115775), (3575, 113249), (4631, 87425), (5473, 73975), (6725, 60203), (10525, 38467), (14795, 27365), (17485, 23155)]