87780095

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{113}}^1$

素因数の和:204

約数の個数: 64

約数和(自身を含む): 130999680

約数和(自身を除く): 43219585

約数列:

[1, 5, 13, 17, 19, 37, 65, 85, 95, 113, 185, 221, 247, 323, 481, 565, 629, 703, 1105, 1235, 1469, 1615, 1921, 2147, 2405, 3145, 3515, 4181, 4199, 7345, 8177, 9139, 9605, 10735, 11951, 20905, 20995, 24973, 27911, 36499, 40885, 45695, 54353, 59755, 71077, 79439, 124865, 139555, 155363, 182495, 271765, 355385, 397195, 474487, 776815, 924001, 1032707, 1350463, 2372435, 4620005, 5163535, 6752315, 17556019, 87780095]

約数ペア:

[(1, 87780095), (5, 17556019), (13, 6752315), (17, 5163535), (19, 4620005), (37, 2372435), (65, 1350463), (85, 1032707), (95, 924001), (113, 776815), (185, 474487), (221, 397195), (247, 355385), (323, 271765), (481, 182495), (565, 155363), (629, 139555), (703, 124865), (1105, 79439), (1235, 71077), (1469, 59755), (1615, 54353), (1921, 45695), (2147, 40885), (2405, 36499), (3145, 27911), (3515, 24973), (4181, 20995), (4199, 20905), (7345, 11951), (8177, 10735), (9139, 9605)]