245133559828

素因数分解:

$2^2\times {\mathrm{31}}^2\times {\mathrm{61}}^1\times {\mathrm{757}}^1\times {\mathrm{1381}}^1$

素因数の和:2265

約数の個数: 72

約数和(自身を含む): 451456828872

約数和(自身を除く): 206323269044

約数列:

[1, 2, 4, 31, 61, 62, 122, 124, 244, 757, 961, 1381, 1514, 1891, 1922, 2762, 3028, 3782, 3844, 5524, 7564, 23467, 42811, 46177, 46934, 58621, 84241, 85622, 92354, 93868, 117242, 168482, 171244, 184708, 234484, 336964, 727477, 1045417, 1327141, 1431487, 1454954, 2090834, 2611471, 2654282, 2862974, 2909908, 4181668, 5222942, 5308564, 5725948, 10445884, 32407927, 44376097, 63770437, 64815854, 80955601, 88752194, 127540874, 129631708, 161911202, 177504388, 255081748, 323822404, 1004645737, 1976883547, 2009291474, 3953767094, 4018582948, 7907534188, 61283389957, 122566779914, 245133559828]

約数ペア:

[(1, 245133559828), (2, 122566779914), (4, 61283389957), (31, 7907534188), (61, 4018582948), (62, 3953767094), (122, 2009291474), (124, 1976883547), (244, 1004645737), (757, 323822404), (961, 255081748), (1381, 177504388), (1514, 161911202), (1891, 129631708), (1922, 127540874), (2762, 88752194), (3028, 80955601), (3782, 64815854), (3844, 63770437), (5524, 44376097), (7564, 32407927), (23467, 10445884), (42811, 5725948), (46177, 5308564), (46934, 5222942), (58621, 4181668), (84241, 2909908), (85622, 2862974), (92354, 2654282), (93868, 2611471), (117242, 2090834), (168482, 1454954), (171244, 1431487), (184708, 1327141), (234484, 1045417), (336964, 727477)]