51887480

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{1019}}^1$

素因数の和:1116

約数の個数: 64

約数和(自身を含む): 124848000

約数和(自身を除く): 72960520

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 67, 76, 95, 134, 152, 190, 268, 335, 380, 536, 670, 760, 1019, 1273, 1340, 2038, 2546, 2680, 4076, 5092, 5095, 6365, 8152, 10184, 10190, 12730, 19361, 20380, 25460, 38722, 40760, 50920, 68273, 77444, 96805, 136546, 154888, 193610, 273092, 341365, 387220, 546184, 682730, 774440, 1297187, 1365460, 2594374, 2730920, 5188748, 6485935, 10377496, 12971870, 25943740, 51887480]

約数ペア:

[(1, 51887480), (2, 25943740), (4, 12971870), (5, 10377496), (8, 6485935), (10, 5188748), (19, 2730920), (20, 2594374), (38, 1365460), (40, 1297187), (67, 774440), (76, 682730), (95, 546184), (134, 387220), (152, 341365), (190, 273092), (268, 193610), (335, 154888), (380, 136546), (536, 96805), (670, 77444), (760, 68273), (1019, 50920), (1273, 40760), (1340, 38722), (2038, 25460), (2546, 20380), (2680, 19361), (4076, 12730), (5092, 10190), (5095, 10184), (6365, 8152)]