279620950

素因数分解:

$2^1\times 5^2\times 7^2\times {\mathrm{61}}^1\times {\mathrm{1871}}^1$

素因数の和:1958

約数の個数: 72

約数和(自身を含む): 615255264

約数和(自身を除く): 335634314

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 49, 50, 61, 70, 98, 122, 175, 245, 305, 350, 427, 490, 610, 854, 1225, 1525, 1871, 2135, 2450, 2989, 3050, 3742, 4270, 5978, 9355, 10675, 13097, 14945, 18710, 21350, 26194, 29890, 46775, 65485, 74725, 91679, 93550, 114131, 130970, 149450, 183358, 228262, 327425, 458395, 570655, 654850, 798917, 916790, 1141310, 1597834, 2291975, 2853275, 3994585, 4583950, 5592419, 5706550, 7989170, 11184838, 19972925, 27962095, 39945850, 55924190, 139810475, 279620950]

約数ペア:

[(1, 279620950), (2, 139810475), (5, 55924190), (7, 39945850), (10, 27962095), (14, 19972925), (25, 11184838), (35, 7989170), (49, 5706550), (50, 5592419), (61, 4583950), (70, 3994585), (98, 2853275), (122, 2291975), (175, 1597834), (245, 1141310), (305, 916790), (350, 798917), (427, 654850), (490, 570655), (610, 458395), (854, 327425), (1225, 228262), (1525, 183358), (1871, 149450), (2135, 130970), (2450, 114131), (2989, 93550), (3050, 91679), (3742, 74725), (4270, 65485), (5978, 46775), (9355, 29890), (10675, 26194), (13097, 21350), (14945, 18710)]