19645703025

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{158657}}^1$

素因数の和:158810

約数の個数: 48

約数和(自身を含む): 35255076864

約数和(自身を除く): 15609373839

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 127, 195, 325, 381, 635, 975, 1651, 1905, 3175, 4953, 8255, 9525, 24765, 41275, 123825, 158657, 475971, 793285, 2062541, 2379855, 3966425, 6187623, 10312705, 11899275, 20149439, 30938115, 51563525, 60448317, 100747195, 154690575, 261942707, 302241585, 503735975, 785828121, 1309713535, 1511207925, 3929140605, 6548567675, 19645703025]

約数ペア:

[(1, 19645703025), (3, 6548567675), (5, 3929140605), (13, 1511207925), (15, 1309713535), (25, 785828121), (39, 503735975), (65, 302241585), (75, 261942707), (127, 154690575), (195, 100747195), (325, 60448317), (381, 51563525), (635, 30938115), (975, 20149439), (1651, 11899275), (1905, 10312705), (3175, 6187623), (4953, 3966425), (8255, 2379855), (9525, 2062541), (24765, 793285), (41275, 475971), (123825, 158657)]