331365890

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{60139}}^1$

素因数の和:60194

約数の個数: 32

約数和(自身を含む): 649512000

約数和(自身を除く): 318146110

約数列:

[1, 2, 5, 10, 19, 29, 38, 58, 95, 145, 190, 290, 551, 1102, 2755, 5510, 60139, 120278, 300695, 601390, 1142641, 1744031, 2285282, 3488062, 5713205, 8720155, 11426410, 17440310, 33136589, 66273178, 165682945, 331365890]

約数ペア:

[(1, 331365890), (2, 165682945), (5, 66273178), (10, 33136589), (19, 17440310), (29, 11426410), (38, 8720155), (58, 5713205), (95, 3488062), (145, 2285282), (190, 1744031), (290, 1142641), (551, 601390), (1102, 300695), (2755, 120278), (5510, 60139)]