72883125

素因数分解:

$3^3\times 5^4\times 7^1\times {\mathrm{617}}^1$

素因数の和:653

約数の個数: 80

約数和(自身を含む): 154450560

約数和(自身を除く): 81567435

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 27, 35, 45, 63, 75, 105, 125, 135, 175, 189, 225, 315, 375, 525, 617, 625, 675, 875, 945, 1125, 1575, 1851, 1875, 2625, 3085, 3375, 4319, 4375, 4725, 5553, 5625, 7875, 9255, 12957, 13125, 15425, 16659, 16875, 21595, 23625, 27765, 38871, 39375, 46275, 64785, 77125, 83295, 107975, 116613, 118125, 138825, 194355, 231375, 323925, 385625, 416475, 539875, 583065, 694125, 971775, 1156875, 1619625, 2082375, 2699375, 2915325, 3470625, 4858875, 8098125, 10411875, 14576625, 24294375, 72883125]

約数ペア:

[(1, 72883125), (3, 24294375), (5, 14576625), (7, 10411875), (9, 8098125), (15, 4858875), (21, 3470625), (25, 2915325), (27, 2699375), (35, 2082375), (45, 1619625), (63, 1156875), (75, 971775), (105, 694125), (125, 583065), (135, 539875), (175, 416475), (189, 385625), (225, 323925), (315, 231375), (375, 194355), (525, 138825), (617, 118125), (625, 116613), (675, 107975), (875, 83295), (945, 77125), (1125, 64785), (1575, 46275), (1851, 39375), (1875, 38871), (2625, 27765), (3085, 23625), (3375, 21595), (4319, 16875), (4375, 16659), (4725, 15425), (5553, 13125), (5625, 12957), (7875, 9255)]