201259264

素因数分解:

$2^8\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{389}}^1$

素因数の和:495

約数の個数: 72

約数和(自身を含む): 420900480

約数和(自身を除く): 219641216

約数列:

[1, 2, 4, 8, 16, 32, 43, 47, 64, 86, 94, 128, 172, 188, 256, 344, 376, 389, 688, 752, 778, 1376, 1504, 1556, 2021, 2752, 3008, 3112, 4042, 5504, 6016, 6224, 8084, 11008, 12032, 12448, 16168, 16727, 18283, 24896, 32336, 33454, 36566, 49792, 64672, 66908, 73132, 99584, 129344, 133816, 146264, 258688, 267632, 292528, 517376, 535264, 585056, 786169, 1070528, 1170112, 1572338, 2141056, 2340224, 3144676, 4282112, 4680448, 6289352, 12578704, 25157408, 50314816, 100629632, 201259264]

約数ペア:

[(1, 201259264), (2, 100629632), (4, 50314816), (8, 25157408), (16, 12578704), (32, 6289352), (43, 4680448), (47, 4282112), (64, 3144676), (86, 2340224), (94, 2141056), (128, 1572338), (172, 1170112), (188, 1070528), (256, 786169), (344, 585056), (376, 535264), (389, 517376), (688, 292528), (752, 267632), (778, 258688), (1376, 146264), (1504, 133816), (1556, 129344), (2021, 99584), (2752, 73132), (3008, 66908), (3112, 64672), (4042, 49792), (5504, 36566), (6016, 33454), (6224, 32336), (8084, 24896), (11008, 18283), (12032, 16727), (12448, 16168)]