620630735

素因数分解:

$5^1\times {\mathrm{23}}^2\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{97}}^1$

素因数の和:248

約数の個数: 48

約数和(自身を含む): 819413280

約数和(自身を除く): 198782545

約数列:

[1, 5, 23, 41, 59, 97, 115, 205, 295, 485, 529, 943, 1357, 2231, 2419, 2645, 3977, 4715, 5723, 6785, 11155, 12095, 19885, 21689, 28615, 31211, 51313, 55637, 91471, 108445, 131629, 156055, 234643, 256565, 278185, 457355, 658145, 1173215, 1279651, 2103833, 3027467, 5396789, 6398255, 10519165, 15137335, 26983945, 124126147, 620630735]

約数ペア:

[(1, 620630735), (5, 124126147), (23, 26983945), (41, 15137335), (59, 10519165), (97, 6398255), (115, 5396789), (205, 3027467), (295, 2103833), (485, 1279651), (529, 1173215), (943, 658145), (1357, 457355), (2231, 278185), (2419, 256565), (2645, 234643), (3977, 156055), (4715, 131629), (5723, 108445), (6785, 91471), (11155, 55637), (12095, 51313), (19885, 31211), (21689, 28615)]