89520825

素因数分解:

$3^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{521}}^1$

素因数の和:642

約数の個数: 48

約数和(自身を含む): 155347200

約数和(自身を除く): 65826375

約数列:

[1, 3, 5, 15, 25, 29, 75, 79, 87, 145, 237, 395, 435, 521, 725, 1185, 1563, 1975, 2175, 2291, 2605, 5925, 6873, 7815, 11455, 13025, 15109, 34365, 39075, 41159, 45327, 57275, 75545, 123477, 171825, 205795, 226635, 377725, 617385, 1028975, 1133175, 1193611, 3086925, 3580833, 5968055, 17904165, 29840275, 89520825]

約数ペア:

[(1, 89520825), (3, 29840275), (5, 17904165), (15, 5968055), (25, 3580833), (29, 3086925), (75, 1193611), (79, 1133175), (87, 1028975), (145, 617385), (237, 377725), (395, 226635), (435, 205795), (521, 171825), (725, 123477), (1185, 75545), (1563, 57275), (1975, 45327), (2175, 41159), (2291, 39075), (2605, 34365), (5925, 15109), (6873, 13025), (7815, 11455)]