77885600

素因数分解:

$2^5\times 5^2\times {\mathrm{13}}^1\times {\mathrm{7489}}^1$

素因数の和:7522

約数の個数: 72

約数和(自身を含む): 204791580

約数和(自身を除く): 126905980

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 65, 80, 100, 104, 130, 160, 200, 208, 260, 325, 400, 416, 520, 650, 800, 1040, 1300, 2080, 2600, 5200, 7489, 10400, 14978, 29956, 37445, 59912, 74890, 97357, 119824, 149780, 187225, 194714, 239648, 299560, 374450, 389428, 486785, 599120, 748900, 778856, 973570, 1198240, 1497800, 1557712, 1947140, 2433925, 2995600, 3115424, 3894280, 4867850, 5991200, 7788560, 9735700, 15577120, 19471400, 38942800, 77885600]

約数ペア:

[(1, 77885600), (2, 38942800), (4, 19471400), (5, 15577120), (8, 9735700), (10, 7788560), (13, 5991200), (16, 4867850), (20, 3894280), (25, 3115424), (26, 2995600), (32, 2433925), (40, 1947140), (50, 1557712), (52, 1497800), (65, 1198240), (80, 973570), (100, 778856), (104, 748900), (130, 599120), (160, 486785), (200, 389428), (208, 374450), (260, 299560), (325, 239648), (400, 194714), (416, 187225), (520, 149780), (650, 119824), (800, 97357), (1040, 74890), (1300, 59912), (2080, 37445), (2600, 29956), (5200, 14978), (7489, 10400)]