26763230

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{229}}^1$

素因数の和:309

約数の個数: 64

約数和(自身を含む): 55641600

約数和(自身を除く): 28878370

約数列:

[1, 2, 5, 10, 13, 26, 29, 31, 58, 62, 65, 130, 145, 155, 229, 290, 310, 377, 403, 458, 754, 806, 899, 1145, 1798, 1885, 2015, 2290, 2977, 3770, 4030, 4495, 5954, 6641, 7099, 8990, 11687, 13282, 14198, 14885, 23374, 29770, 33205, 35495, 58435, 66410, 70990, 86333, 92287, 116870, 172666, 184574, 205871, 411742, 431665, 461435, 863330, 922870, 1029355, 2058710, 2676323, 5352646, 13381615, 26763230]

約数ペア:

[(1, 26763230), (2, 13381615), (5, 5352646), (10, 2676323), (13, 2058710), (26, 1029355), (29, 922870), (31, 863330), (58, 461435), (62, 431665), (65, 411742), (130, 205871), (145, 184574), (155, 172666), (229, 116870), (290, 92287), (310, 86333), (377, 70990), (403, 66410), (458, 58435), (754, 35495), (806, 33205), (899, 29770), (1145, 23374), (1798, 14885), (1885, 14198), (2015, 13282), (2290, 11687), (2977, 8990), (3770, 7099), (4030, 6641), (4495, 5954)]