15511507175

素因数分解:

$5^2\times {\mathrm{43}}^1\times {\mathrm{113}}^1\times {\mathrm{149}}^1\times {\mathrm{857}}^1$

素因数の和:1172

約数の個数: 48

約数和(自身を含む): 20012335200

約数和(自身を除く): 4500828025

約数列:

[1, 5, 25, 43, 113, 149, 215, 565, 745, 857, 1075, 2825, 3725, 4285, 4859, 6407, 16837, 21425, 24295, 32035, 36851, 84185, 96841, 121475, 127693, 160175, 184255, 420925, 484205, 638465, 723991, 921275, 2421025, 3192325, 3619955, 4164163, 5490799, 14429309, 18099775, 20820815, 27453995, 72146545, 104104075, 137269975, 360732725, 620460287, 3102301435, 15511507175]

約数ペア:

[(1, 15511507175), (5, 3102301435), (25, 620460287), (43, 360732725), (113, 137269975), (149, 104104075), (215, 72146545), (565, 27453995), (745, 20820815), (857, 18099775), (1075, 14429309), (2825, 5490799), (3725, 4164163), (4285, 3619955), (4859, 3192325), (6407, 2421025), (16837, 921275), (21425, 723991), (24295, 638465), (32035, 484205), (36851, 420925), (84185, 184255), (96841, 160175), (121475, 127693)]