669510075

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{11257}}^1$

素因数の和:11344

約数の個数: 48

約数和(自身を含む): 1211721056

約数和(自身を除く): 542210981

約数列:

[1, 3, 5, 13, 15, 25, 39, 61, 65, 75, 183, 195, 305, 325, 793, 915, 975, 1525, 2379, 3965, 4575, 11257, 11895, 19825, 33771, 56285, 59475, 146341, 168855, 281425, 439023, 686677, 731705, 844275, 2060031, 2195115, 3433385, 3658525, 8926801, 10300155, 10975575, 17166925, 26780403, 44634005, 51500775, 133902015, 223170025, 669510075]

約数ペア:

[(1, 669510075), (3, 223170025), (5, 133902015), (13, 51500775), (15, 44634005), (25, 26780403), (39, 17166925), (61, 10975575), (65, 10300155), (75, 8926801), (183, 3658525), (195, 3433385), (305, 2195115), (325, 2060031), (793, 844275), (915, 731705), (975, 686677), (1525, 439023), (2379, 281425), (3965, 168855), (4575, 146341), (11257, 59475), (11895, 56285), (19825, 33771)]