251042092

素因数分解:

$2^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{523}}^1$

素因数の和:651

約数の個数: 72

約数和(自身を含む): 535234560

約数和(自身を除く): 284192468

約数列:

[1, 2, 4, 7, 14, 28, 31, 49, 62, 79, 98, 124, 158, 196, 217, 316, 434, 523, 553, 868, 1046, 1106, 1519, 2092, 2212, 2449, 3038, 3661, 3871, 4898, 6076, 7322, 7742, 9796, 14644, 15484, 16213, 17143, 25627, 32426, 34286, 41317, 51254, 64852, 68572, 82634, 102508, 113491, 120001, 165268, 226982, 240002, 289219, 453964, 480004, 578438, 794437, 1156876, 1280827, 1588874, 2024533, 2561654, 3177748, 4049066, 5123308, 8098132, 8965789, 17931578, 35863156, 62760523, 125521046, 251042092]

約数ペア:

[(1, 251042092), (2, 125521046), (4, 62760523), (7, 35863156), (14, 17931578), (28, 8965789), (31, 8098132), (49, 5123308), (62, 4049066), (79, 3177748), (98, 2561654), (124, 2024533), (158, 1588874), (196, 1280827), (217, 1156876), (316, 794437), (434, 578438), (523, 480004), (553, 453964), (868, 289219), (1046, 240002), (1106, 226982), (1519, 165268), (2092, 120001), (2212, 113491), (2449, 102508), (3038, 82634), (3661, 68572), (3871, 64852), (4898, 51254), (6076, 41317), (7322, 34286), (7742, 32426), (9796, 25627), (14644, 17143), (15484, 16213)]