285124775

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{131}}^1\times {\mathrm{181}}^1$

素因数の和:372

約数の個数: 48

約数和(自身を含む): 396203808

約数和(自身を除く): 111079033

約数列:

[1, 5, 13, 25, 37, 65, 131, 181, 185, 325, 481, 655, 905, 925, 1703, 2353, 2405, 3275, 4525, 4847, 6697, 8515, 11765, 12025, 23711, 24235, 33485, 42575, 58825, 63011, 87061, 118555, 121175, 167425, 308243, 315055, 435305, 592775, 877307, 1541215, 1575275, 2176525, 4386535, 7706075, 11404991, 21932675, 57024955, 285124775]

約数ペア:

[(1, 285124775), (5, 57024955), (13, 21932675), (25, 11404991), (37, 7706075), (65, 4386535), (131, 2176525), (181, 1575275), (185, 1541215), (325, 877307), (481, 592775), (655, 435305), (905, 315055), (925, 308243), (1703, 167425), (2353, 121175), (2405, 118555), (3275, 87061), (4525, 63011), (4847, 58825), (6697, 42575), (8515, 33485), (11765, 24235), (12025, 23711)]