85255425

素因数分解:

$3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{719}}^1$

素因数の和:783

約数の個数: 72

約数和(自身を含む): 167132160

約数和(自身を除く): 81876735

約数列:

[1, 3, 5, 9, 15, 17, 25, 31, 45, 51, 75, 85, 93, 153, 155, 225, 255, 279, 425, 465, 527, 719, 765, 775, 1275, 1395, 1581, 2157, 2325, 2635, 3595, 3825, 4743, 6471, 6975, 7905, 10785, 12223, 13175, 17975, 22289, 23715, 32355, 36669, 39525, 53925, 61115, 66867, 110007, 111445, 118575, 161775, 183345, 200601, 305575, 334335, 378913, 550035, 557225, 916725, 1003005, 1136739, 1671675, 1894565, 2750175, 3410217, 5015025, 5683695, 9472825, 17051085, 28418475, 85255425]

約数ペア:

[(1, 85255425), (3, 28418475), (5, 17051085), (9, 9472825), (15, 5683695), (17, 5015025), (25, 3410217), (31, 2750175), (45, 1894565), (51, 1671675), (75, 1136739), (85, 1003005), (93, 916725), (153, 557225), (155, 550035), (225, 378913), (255, 334335), (279, 305575), (425, 200601), (465, 183345), (527, 161775), (719, 118575), (765, 111445), (775, 110007), (1275, 66867), (1395, 61115), (1581, 53925), (2157, 39525), (2325, 36669), (2635, 32355), (3595, 23715), (3825, 22289), (4743, 17975), (6471, 13175), (6975, 12223), (7905, 10785)]