205430890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{3673}}^1$

素因数の和:3751

約数の個数: 64

約数和(自身を含む): 457104384

約数和(自身を除く): 251673494

約数列:

[1, 2, 5, 7, 10, 14, 17, 34, 35, 47, 70, 85, 94, 119, 170, 235, 238, 329, 470, 595, 658, 799, 1190, 1598, 1645, 3290, 3673, 3995, 5593, 7346, 7990, 11186, 18365, 25711, 27965, 36730, 51422, 55930, 62441, 124882, 128555, 172631, 257110, 312205, 345262, 437087, 624410, 863155, 874174, 1208417, 1726310, 2185435, 2416834, 2934727, 4370870, 5869454, 6042085, 12084170, 14673635, 20543089, 29347270, 41086178, 102715445, 205430890]

約数ペア:

[(1, 205430890), (2, 102715445), (5, 41086178), (7, 29347270), (10, 20543089), (14, 14673635), (17, 12084170), (34, 6042085), (35, 5869454), (47, 4370870), (70, 2934727), (85, 2416834), (94, 2185435), (119, 1726310), (170, 1208417), (235, 874174), (238, 863155), (329, 624410), (470, 437087), (595, 345262), (658, 312205), (799, 257110), (1190, 172631), (1598, 128555), (1645, 124882), (3290, 62441), (3673, 55930), (3995, 51422), (5593, 36730), (7346, 27965), (7990, 25711), (11186, 18365)]