208062530

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{229}}^1\times {\mathrm{241}}^1$

素因数の和:519

約数の個数: 64

約数和(自身を含む): 420789600

約数和(自身を除く): 212727070

約数列:

[1, 2, 5, 10, 13, 26, 29, 58, 65, 130, 145, 229, 241, 290, 377, 458, 482, 754, 1145, 1205, 1885, 2290, 2410, 2977, 3133, 3770, 5954, 6266, 6641, 6989, 13282, 13978, 14885, 15665, 29770, 31330, 33205, 34945, 55189, 66410, 69890, 86333, 90857, 110378, 172666, 181714, 275945, 431665, 454285, 551890, 717457, 863330, 908570, 1434914, 1600481, 3200962, 3587285, 7174570, 8002405, 16004810, 20806253, 41612506, 104031265, 208062530]

約数ペア:

[(1, 208062530), (2, 104031265), (5, 41612506), (10, 20806253), (13, 16004810), (26, 8002405), (29, 7174570), (58, 3587285), (65, 3200962), (130, 1600481), (145, 1434914), (229, 908570), (241, 863330), (290, 717457), (377, 551890), (458, 454285), (482, 431665), (754, 275945), (1145, 181714), (1205, 172666), (1885, 110378), (2290, 90857), (2410, 86333), (2977, 69890), (3133, 66410), (3770, 55189), (5954, 34945), (6266, 33205), (6641, 31330), (6989, 29770), (13282, 15665), (13978, 14885)]