13829124725

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^2\times {\mathrm{1489}}^1$

素因数の和:1611

約数の個数: 72

約数和(自身を含む): 20055513240

約数和(自身を除く): 6226388515

約数列:

[1, 5, 13, 17, 25, 41, 65, 85, 205, 221, 325, 425, 533, 697, 1025, 1105, 1489, 1681, 2665, 3485, 5525, 7445, 8405, 9061, 13325, 17425, 19357, 21853, 25313, 28577, 37225, 42025, 45305, 61049, 96785, 109265, 126565, 142885, 226525, 305245, 329069, 371501, 483925, 546325, 632825, 714425, 793637, 1037833, 1526225, 1645345, 1857505, 2503009, 3968185, 5189165, 8226725, 9287525, 12515045, 13491829, 19840925, 25945825, 32539117, 42551153, 62575225, 67459145, 162695585, 212755765, 337295725, 553164989, 813477925, 1063778825, 2765824945, 13829124725]

約数ペア:

[(1, 13829124725), (5, 2765824945), (13, 1063778825), (17, 813477925), (25, 553164989), (41, 337295725), (65, 212755765), (85, 162695585), (205, 67459145), (221, 62575225), (325, 42551153), (425, 32539117), (533, 25945825), (697, 19840925), (1025, 13491829), (1105, 12515045), (1489, 9287525), (1681, 8226725), (2665, 5189165), (3485, 3968185), (5525, 2503009), (7445, 1857505), (8405, 1645345), (9061, 1526225), (13325, 1037833), (17425, 793637), (19357, 714425), (21853, 632825), (25313, 546325), (28577, 483925), (37225, 371501), (42025, 329069), (45305, 305245), (61049, 226525), (96785, 142885), (109265, 126565)]