629719775

素因数分解:

$5^2\times {\mathrm{29}}^2\times {\mathrm{61}}^1\times {\mathrm{491}}^1$

素因数の和:620

約数の個数: 36

約数和(自身を含む): 823638504

約数和(自身を除く): 193918729

約数列:

[1, 5, 25, 29, 61, 145, 305, 491, 725, 841, 1525, 1769, 2455, 4205, 8845, 12275, 14239, 21025, 29951, 44225, 51301, 71195, 149755, 256505, 355975, 412931, 748775, 868579, 1282525, 2064655, 4342895, 10323275, 21714475, 25188791, 125943955, 629719775]

約数ペア:

[(1, 629719775), (5, 125943955), (25, 25188791), (29, 21714475), (61, 10323275), (145, 4342895), (305, 2064655), (491, 1282525), (725, 868579), (841, 748775), (1525, 412931), (1769, 355975), (2455, 256505), (4205, 149755), (8845, 71195), (12275, 51301), (14239, 44225), (21025, 29951)]