66159380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{61}}^2\times {\mathrm{127}}^1$

素因数の和:265

約数の個数: 72

約数和(自身を含む): 162699264

約数和(自身を除く): 96539884

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 61, 70, 122, 127, 140, 244, 254, 305, 427, 508, 610, 635, 854, 889, 1220, 1270, 1708, 1778, 2135, 2540, 3556, 3721, 4270, 4445, 7442, 7747, 8540, 8890, 14884, 15494, 17780, 18605, 26047, 30988, 37210, 38735, 52094, 54229, 74420, 77470, 104188, 108458, 130235, 154940, 216916, 260470, 271145, 472567, 520940, 542290, 945134, 1084580, 1890268, 2362835, 3307969, 4725670, 6615938, 9451340, 13231876, 16539845, 33079690, 66159380]

約数ペア:

[(1, 66159380), (2, 33079690), (4, 16539845), (5, 13231876), (7, 9451340), (10, 6615938), (14, 4725670), (20, 3307969), (28, 2362835), (35, 1890268), (61, 1084580), (70, 945134), (122, 542290), (127, 520940), (140, 472567), (244, 271145), (254, 260470), (305, 216916), (427, 154940), (508, 130235), (610, 108458), (635, 104188), (854, 77470), (889, 74420), (1220, 54229), (1270, 52094), (1708, 38735), (1778, 37210), (2135, 30988), (2540, 26047), (3556, 18605), (3721, 17780), (4270, 15494), (4445, 14884), (7442, 8890), (7747, 8540)]