139918400

素因数分解:

$2^6\times 5^2\times {\mathrm{157}}^1\times {\mathrm{557}}^1$

素因数の和:736

約数の個数: 84

約数和(自身を含む): 347101668

約数和(自身を除く): 207183268

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 157, 160, 200, 314, 320, 400, 557, 628, 785, 800, 1114, 1256, 1570, 1600, 2228, 2512, 2785, 3140, 3925, 4456, 5024, 5570, 6280, 7850, 8912, 10048, 11140, 12560, 13925, 15700, 17824, 22280, 25120, 27850, 31400, 35648, 44560, 50240, 55700, 62800, 87449, 89120, 111400, 125600, 174898, 178240, 222800, 251200, 349796, 437245, 445600, 699592, 874490, 891200, 1399184, 1748980, 2186225, 2798368, 3497960, 4372450, 5596736, 6995920, 8744900, 13991840, 17489800, 27983680, 34979600, 69959200, 139918400]

約数ペア:

[(1, 139918400), (2, 69959200), (4, 34979600), (5, 27983680), (8, 17489800), (10, 13991840), (16, 8744900), (20, 6995920), (25, 5596736), (32, 4372450), (40, 3497960), (50, 2798368), (64, 2186225), (80, 1748980), (100, 1399184), (157, 891200), (160, 874490), (200, 699592), (314, 445600), (320, 437245), (400, 349796), (557, 251200), (628, 222800), (785, 178240), (800, 174898), (1114, 125600), (1256, 111400), (1570, 89120), (1600, 87449), (2228, 62800), (2512, 55700), (2785, 50240), (3140, 44560), (3925, 35648), (4456, 31400), (5024, 27850), (5570, 25120), (6280, 22280), (7850, 17824), (8912, 15700), (10048, 13925), (11140, 12560)]