201864704

素因数分解:

$2^9\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{173}}^1$

素因数の和:287

約数の個数: 80

約数和(自身を含む): 422932752

約数和(自身を除く): 221068048

約数列:

[1, 2, 4, 8, 16, 32, 43, 53, 64, 86, 106, 128, 172, 173, 212, 256, 344, 346, 424, 512, 688, 692, 848, 1376, 1384, 1696, 2279, 2752, 2768, 3392, 4558, 5504, 5536, 6784, 7439, 9116, 9169, 11008, 11072, 13568, 14878, 18232, 18338, 22016, 22144, 27136, 29756, 36464, 36676, 44288, 59512, 72928, 73352, 88576, 119024, 145856, 146704, 238048, 291712, 293408, 394267, 476096, 583424, 586816, 788534, 952192, 1166848, 1173632, 1577068, 1904384, 2347264, 3154136, 3808768, 4694528, 6308272, 12616544, 25233088, 50466176, 100932352, 201864704]

約数ペア:

[(1, 201864704), (2, 100932352), (4, 50466176), (8, 25233088), (16, 12616544), (32, 6308272), (43, 4694528), (53, 3808768), (64, 3154136), (86, 2347264), (106, 1904384), (128, 1577068), (172, 1173632), (173, 1166848), (212, 952192), (256, 788534), (344, 586816), (346, 583424), (424, 476096), (512, 394267), (688, 293408), (692, 291712), (848, 238048), (1376, 146704), (1384, 145856), (1696, 119024), (2279, 88576), (2752, 73352), (2768, 72928), (3392, 59512), (4558, 44288), (5504, 36676), (5536, 36464), (6784, 29756), (7439, 27136), (9116, 22144), (9169, 22016), (11008, 18338), (11072, 18232), (13568, 14878)]