282880425

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^2\times {\mathrm{31}}^1\times {\mathrm{421}}^1$

素因数の和:499

約数の個数: 72

約数和(自身を含む): 514070272

約数和(自身を除く): 231189847

約数列:

[1, 3, 5, 15, 17, 25, 31, 51, 75, 85, 93, 155, 255, 289, 421, 425, 465, 527, 775, 867, 1263, 1275, 1445, 1581, 2105, 2325, 2635, 4335, 6315, 7157, 7225, 7905, 8959, 10525, 13051, 13175, 21471, 21675, 26877, 31575, 35785, 39153, 39525, 44795, 65255, 107355, 121669, 134385, 178925, 195765, 221867, 223975, 326275, 365007, 536775, 608345, 665601, 671925, 978825, 1109335, 1825035, 3041725, 3328005, 3771739, 5546675, 9125175, 11315217, 16640025, 18858695, 56576085, 94293475, 282880425]

約数ペア:

[(1, 282880425), (3, 94293475), (5, 56576085), (15, 18858695), (17, 16640025), (25, 11315217), (31, 9125175), (51, 5546675), (75, 3771739), (85, 3328005), (93, 3041725), (155, 1825035), (255, 1109335), (289, 978825), (421, 671925), (425, 665601), (465, 608345), (527, 536775), (775, 365007), (867, 326275), (1263, 223975), (1275, 221867), (1445, 195765), (1581, 178925), (2105, 134385), (2325, 121669), (2635, 107355), (4335, 65255), (6315, 44795), (7157, 39525), (7225, 39153), (7905, 35785), (8959, 31575), (10525, 26877), (13051, 21675), (13175, 21471)]