51215336

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{107}}^1$

素因数の和:246

約数の個数: 64

約数和(自身を含む): 105753600

約数和(自身を除く): 54538264

約数列:

[1, 2, 4, 8, 19, 38, 47, 67, 76, 94, 107, 134, 152, 188, 214, 268, 376, 428, 536, 856, 893, 1273, 1786, 2033, 2546, 3149, 3572, 4066, 5029, 5092, 6298, 7144, 7169, 8132, 10058, 10184, 12596, 14338, 16264, 20116, 25192, 28676, 40232, 57352, 59831, 95551, 119662, 136211, 191102, 239324, 272422, 336943, 382204, 478648, 544844, 673886, 764408, 1089688, 1347772, 2695544, 6401917, 12803834, 25607668, 51215336]

約数ペア:

[(1, 51215336), (2, 25607668), (4, 12803834), (8, 6401917), (19, 2695544), (38, 1347772), (47, 1089688), (67, 764408), (76, 673886), (94, 544844), (107, 478648), (134, 382204), (152, 336943), (188, 272422), (214, 239324), (268, 191102), (376, 136211), (428, 119662), (536, 95551), (856, 59831), (893, 57352), (1273, 40232), (1786, 28676), (2033, 25192), (2546, 20116), (3149, 16264), (3572, 14338), (4066, 12596), (5029, 10184), (5092, 10058), (6298, 8132), (7144, 7169)]