205236410

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{487}}^1$

素因数の和:615

約数の個数: 64

約数和(自身を含む): 408561408

約数和(自身を除く): 203324998

約数列:

[1, 2, 5, 10, 17, 34, 37, 67, 74, 85, 134, 170, 185, 335, 370, 487, 629, 670, 974, 1139, 1258, 2278, 2435, 2479, 3145, 4870, 4958, 5695, 6290, 8279, 11390, 12395, 16558, 18019, 24790, 32629, 36038, 41395, 42143, 65258, 82790, 84286, 90095, 163145, 180190, 210715, 306323, 326290, 421430, 554693, 612646, 1109386, 1207273, 1531615, 2414546, 2773465, 3063230, 5546930, 6036365, 12072730, 20523641, 41047282, 102618205, 205236410]

約数ペア:

[(1, 205236410), (2, 102618205), (5, 41047282), (10, 20523641), (17, 12072730), (34, 6036365), (37, 5546930), (67, 3063230), (74, 2773465), (85, 2414546), (134, 1531615), (170, 1207273), (185, 1109386), (335, 612646), (370, 554693), (487, 421430), (629, 326290), (670, 306323), (974, 210715), (1139, 180190), (1258, 163145), (2278, 90095), (2435, 84286), (2479, 82790), (3145, 65258), (4870, 42143), (4958, 41395), (5695, 36038), (6290, 32629), (8279, 24790), (11390, 18019), (12395, 16558)]