66520960

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^2\times {\mathrm{859}}^1$

素因数の和:900

約数の個数: 96

約数和(自身を含む): 175001400

約数和(自身を除く): 108480440

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 121, 128, 160, 176, 220, 242, 320, 352, 440, 484, 605, 640, 704, 859, 880, 968, 1210, 1408, 1718, 1760, 1936, 2420, 3436, 3520, 3872, 4295, 4840, 6872, 7040, 7744, 8590, 9449, 9680, 13744, 15488, 17180, 18898, 19360, 27488, 34360, 37796, 38720, 47245, 54976, 68720, 75592, 77440, 94490, 103939, 109952, 137440, 151184, 188980, 207878, 274880, 302368, 377960, 415756, 519695, 549760, 604736, 755920, 831512, 1039390, 1209472, 1511840, 1663024, 2078780, 3023680, 3326048, 4157560, 6047360, 6652096, 8315120, 13304192, 16630240, 33260480, 66520960]

約数ペア:

[(1, 66520960), (2, 33260480), (4, 16630240), (5, 13304192), (8, 8315120), (10, 6652096), (11, 6047360), (16, 4157560), (20, 3326048), (22, 3023680), (32, 2078780), (40, 1663024), (44, 1511840), (55, 1209472), (64, 1039390), (80, 831512), (88, 755920), (110, 604736), (121, 549760), (128, 519695), (160, 415756), (176, 377960), (220, 302368), (242, 274880), (320, 207878), (352, 188980), (440, 151184), (484, 137440), (605, 109952), (640, 103939), (704, 94490), (859, 77440), (880, 75592), (968, 68720), (1210, 54976), (1408, 47245), (1718, 38720), (1760, 37796), (1936, 34360), (2420, 27488), (3436, 19360), (3520, 18898), (3872, 17180), (4295, 15488), (4840, 13744), (6872, 9680), (7040, 9449), (7744, 8590)]