165235456

素因数分解:

$2^8\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{443}}^1$

素因数の和:537

約数の個数: 72

約数和(自身を含む): 348493824

約数和(自身を除く): 183258368

約数列:

[1, 2, 4, 8, 16, 31, 32, 47, 62, 64, 94, 124, 128, 188, 248, 256, 376, 443, 496, 752, 886, 992, 1457, 1504, 1772, 1984, 2914, 3008, 3544, 3968, 5828, 6016, 7088, 7936, 11656, 12032, 13733, 14176, 20821, 23312, 27466, 28352, 41642, 46624, 54932, 56704, 83284, 93248, 109864, 113408, 166568, 186496, 219728, 333136, 372992, 439456, 645451, 666272, 878912, 1290902, 1332544, 1757824, 2581804, 2665088, 3515648, 5163608, 5330176, 10327216, 20654432, 41308864, 82617728, 165235456]

約数ペア:

[(1, 165235456), (2, 82617728), (4, 41308864), (8, 20654432), (16, 10327216), (31, 5330176), (32, 5163608), (47, 3515648), (62, 2665088), (64, 2581804), (94, 1757824), (124, 1332544), (128, 1290902), (188, 878912), (248, 666272), (256, 645451), (376, 439456), (443, 372992), (496, 333136), (752, 219728), (886, 186496), (992, 166568), (1457, 113408), (1504, 109864), (1772, 93248), (1984, 83284), (2914, 56704), (3008, 54932), (3544, 46624), (3968, 41642), (5828, 28352), (6016, 27466), (7088, 23312), (7936, 20821), (11656, 14176), (12032, 13733)]