56379700

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1399}}^1$

素因数の和:1457

約数の個数: 72

約数和(自身を含む): 136102400

約数和(自身を除く): 79722700

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 31, 50, 52, 62, 65, 100, 124, 130, 155, 260, 310, 325, 403, 620, 650, 775, 806, 1300, 1399, 1550, 1612, 2015, 2798, 3100, 4030, 5596, 6995, 8060, 10075, 13990, 18187, 20150, 27980, 34975, 36374, 40300, 43369, 69950, 72748, 86738, 90935, 139900, 173476, 181870, 216845, 363740, 433690, 454675, 563797, 867380, 909350, 1084225, 1127594, 1818700, 2168450, 2255188, 2818985, 4336900, 5637970, 11275940, 14094925, 28189850, 56379700]

約数ペア:

[(1, 56379700), (2, 28189850), (4, 14094925), (5, 11275940), (10, 5637970), (13, 4336900), (20, 2818985), (25, 2255188), (26, 2168450), (31, 1818700), (50, 1127594), (52, 1084225), (62, 909350), (65, 867380), (100, 563797), (124, 454675), (130, 433690), (155, 363740), (260, 216845), (310, 181870), (325, 173476), (403, 139900), (620, 90935), (650, 86738), (775, 72748), (806, 69950), (1300, 43369), (1399, 40300), (1550, 36374), (1612, 34975), (2015, 27980), (2798, 20150), (3100, 18187), (4030, 13990), (5596, 10075), (6995, 8060)]