75845140

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{193}}^1\times {\mathrm{401}}^1$

素因数の和:617

約数の個数: 72

約数和(自身を含む): 186703272

約数和(自身を除く): 110858132

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 193, 196, 245, 386, 401, 490, 772, 802, 965, 980, 1351, 1604, 1930, 2005, 2702, 2807, 3860, 4010, 5404, 5614, 6755, 8020, 9457, 11228, 13510, 14035, 18914, 19649, 27020, 28070, 37828, 39298, 47285, 56140, 77393, 78596, 94570, 98245, 154786, 189140, 196490, 309572, 386965, 392980, 541751, 773930, 1083502, 1547860, 2167004, 2708755, 3792257, 5417510, 7584514, 10835020, 15169028, 18961285, 37922570, 75845140]

約数ペア:

[(1, 75845140), (2, 37922570), (4, 18961285), (5, 15169028), (7, 10835020), (10, 7584514), (14, 5417510), (20, 3792257), (28, 2708755), (35, 2167004), (49, 1547860), (70, 1083502), (98, 773930), (140, 541751), (193, 392980), (196, 386965), (245, 309572), (386, 196490), (401, 189140), (490, 154786), (772, 98245), (802, 94570), (965, 78596), (980, 77393), (1351, 56140), (1604, 47285), (1930, 39298), (2005, 37828), (2702, 28070), (2807, 27020), (3860, 19649), (4010, 18914), (5404, 14035), (5614, 13510), (6755, 11228), (8020, 9457)]