210851810

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{727}}^1$

素因数の和:867

約数の個数: 64

約数和(自身を含む): 431488512

約数和(自身を除く): 220636702

約数列:

[1, 2, 5, 10, 13, 23, 26, 46, 65, 97, 115, 130, 194, 230, 299, 485, 598, 727, 970, 1261, 1454, 1495, 2231, 2522, 2990, 3635, 4462, 6305, 7270, 9451, 11155, 12610, 16721, 18902, 22310, 29003, 33442, 47255, 58006, 70519, 83605, 94510, 141038, 145015, 167210, 217373, 290030, 352595, 434746, 705190, 916747, 1086865, 1621937, 1833494, 2173730, 3243874, 4583735, 8109685, 9167470, 16219370, 21085181, 42170362, 105425905, 210851810]

約数ペア:

[(1, 210851810), (2, 105425905), (5, 42170362), (10, 21085181), (13, 16219370), (23, 9167470), (26, 8109685), (46, 4583735), (65, 3243874), (97, 2173730), (115, 1833494), (130, 1621937), (194, 1086865), (230, 916747), (299, 705190), (485, 434746), (598, 352595), (727, 290030), (970, 217373), (1261, 167210), (1454, 145015), (1495, 141038), (2231, 94510), (2522, 83605), (2990, 70519), (3635, 58006), (4462, 47255), (6305, 33442), (7270, 29003), (9451, 22310), (11155, 18902), (12610, 16721)]