13981625

素因数分解:

$5^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^2$

素因数の和:99

約数の個数: 48

約数和(自身を含む): 21740160

約数和(自身を除く): 7758535

約数列:

[1, 5, 7, 19, 25, 29, 35, 95, 125, 133, 145, 175, 203, 475, 551, 665, 725, 841, 875, 1015, 2375, 2755, 3325, 3625, 3857, 4205, 5075, 5887, 13775, 15979, 16625, 19285, 21025, 25375, 29435, 68875, 79895, 96425, 105125, 111853, 147175, 399475, 482125, 559265, 735875, 1997375, 2796325, 13981625]

約数ペア:

[(1, 13981625), (5, 2796325), (7, 1997375), (19, 735875), (25, 559265), (29, 482125), (35, 399475), (95, 147175), (125, 111853), (133, 105125), (145, 96425), (175, 79895), (203, 68875), (475, 29435), (551, 25375), (665, 21025), (725, 19285), (841, 16625), (875, 15979), (1015, 13775), (2375, 5887), (2755, 5075), (3325, 4205), (3625, 3857)]