64719935

素因数分解:

$5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{379}}^1$

素因数の和:456

約数の個数: 48

約数和(自身を含む): 98249760

約数和(自身を除く): 33529825

約数列:

[1, 5, 7, 17, 35, 41, 49, 85, 119, 205, 245, 287, 379, 595, 697, 833, 1435, 1895, 2009, 2653, 3485, 4165, 4879, 6443, 10045, 13265, 15539, 18571, 24395, 32215, 34153, 45101, 77695, 92855, 108773, 170765, 225505, 264163, 315707, 543865, 761411, 1320815, 1578535, 1849141, 3807055, 9245705, 12943987, 64719935]

約数ペア:

[(1, 64719935), (5, 12943987), (7, 9245705), (17, 3807055), (35, 1849141), (41, 1578535), (49, 1320815), (85, 761411), (119, 543865), (205, 315707), (245, 264163), (287, 225505), (379, 170765), (595, 108773), (697, 92855), (833, 77695), (1435, 45101), (1895, 34153), (2009, 32215), (2653, 24395), (3485, 18571), (4165, 15539), (4879, 13265), (6443, 10045)]