66590728

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{197}}^1$

素因数の和:310

約数の個数: 64

約数和(自身を含む): 136857600

約数和(自身を除く): 70266872

約数列:

[1, 2, 4, 8, 29, 31, 47, 58, 62, 94, 116, 124, 188, 197, 232, 248, 376, 394, 788, 899, 1363, 1457, 1576, 1798, 2726, 2914, 3596, 5452, 5713, 5828, 6107, 7192, 9259, 10904, 11426, 11656, 12214, 18518, 22852, 24428, 37036, 42253, 45704, 48856, 74072, 84506, 169012, 177103, 268511, 287029, 338024, 354206, 537022, 574058, 708412, 1074044, 1148116, 1416824, 2148088, 2296232, 8323841, 16647682, 33295364, 66590728]

約数ペア:

[(1, 66590728), (2, 33295364), (4, 16647682), (8, 8323841), (29, 2296232), (31, 2148088), (47, 1416824), (58, 1148116), (62, 1074044), (94, 708412), (116, 574058), (124, 537022), (188, 354206), (197, 338024), (232, 287029), (248, 268511), (376, 177103), (394, 169012), (788, 84506), (899, 74072), (1363, 48856), (1457, 45704), (1576, 42253), (1798, 37036), (2726, 24428), (2914, 22852), (3596, 18518), (5452, 12214), (5713, 11656), (5828, 11426), (6107, 10904), (7192, 9259)]