51881310

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{13}}^2\times {\mathrm{379}}^1$

素因数の和:424

約数の個数: 120

約数和(自身を含む): 151458120

約数和(自身を除く): 99576810

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 27, 30, 39, 45, 54, 65, 78, 81, 90, 117, 130, 135, 162, 169, 195, 234, 270, 338, 351, 379, 390, 405, 507, 585, 702, 758, 810, 845, 1014, 1053, 1137, 1170, 1521, 1690, 1755, 1895, 2106, 2274, 2535, 3042, 3411, 3510, 3790, 4563, 4927, 5070, 5265, 5685, 6822, 7605, 9126, 9854, 10233, 10530, 11370, 13689, 14781, 15210, 17055, 20466, 22815, 24635, 27378, 29562, 30699, 34110, 44343, 45630, 49270, 51165, 61398, 64051, 68445, 73905, 88686, 102330, 128102, 133029, 136890, 147810, 153495, 192153, 221715, 266058, 306990, 320255, 384306, 399087, 443430, 576459, 640510, 665145, 798174, 960765, 1152918, 1330290, 1729377, 1921530, 1995435, 2882295, 3458754, 3990870, 5188131, 5764590, 8646885, 10376262, 17293770, 25940655, 51881310]

約数ペア:

[(1, 51881310), (2, 25940655), (3, 17293770), (5, 10376262), (6, 8646885), (9, 5764590), (10, 5188131), (13, 3990870), (15, 3458754), (18, 2882295), (26, 1995435), (27, 1921530), (30, 1729377), (39, 1330290), (45, 1152918), (54, 960765), (65, 798174), (78, 665145), (81, 640510), (90, 576459), (117, 443430), (130, 399087), (135, 384306), (162, 320255), (169, 306990), (195, 266058), (234, 221715), (270, 192153), (338, 153495), (351, 147810), (379, 136890), (390, 133029), (405, 128102), (507, 102330), (585, 88686), (702, 73905), (758, 68445), (810, 64051), (845, 61398), (1014, 51165), (1053, 49270), (1137, 45630), (1170, 44343), (1521, 34110), (1690, 30699), (1755, 29562), (1895, 27378), (2106, 24635), (2274, 22815), (2535, 20466), (3042, 17055), (3411, 15210), (3510, 14781), (3790, 13689), (4563, 11370), (4927, 10530), (5070, 10233), (5265, 9854), (5685, 9126), (6822, 7605)]