76819984

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{2539}}^1$

素因数の和:2639

約数の個数: 40

約数和(自身を含む): 156220160

約数和(自身を除く): 79400176

約数列:

[1, 2, 4, 8, 16, 31, 61, 62, 122, 124, 244, 248, 488, 496, 976, 1891, 2539, 3782, 5078, 7564, 10156, 15128, 20312, 30256, 40624, 78709, 154879, 157418, 309758, 314836, 619516, 629672, 1239032, 1259344, 2478064, 4801249, 9602498, 19204996, 38409992, 76819984]

約数ペア:

[(1, 76819984), (2, 38409992), (4, 19204996), (8, 9602498), (16, 4801249), (31, 2478064), (61, 1259344), (62, 1239032), (122, 629672), (124, 619516), (244, 314836), (248, 309758), (488, 157418), (496, 154879), (976, 78709), (1891, 40624), (2539, 30256), (3782, 20312), (5078, 15128), (7564, 10156)]