201548750

素因数分解:

$2^1\times 5^4\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{157}}^1$

素因数の和:271

約数の個数: 80

約数和(自身を含む): 414617280

約数和(自身を除く): 213068530

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 79, 125, 130, 157, 158, 250, 314, 325, 395, 625, 650, 785, 790, 1027, 1250, 1570, 1625, 1975, 2041, 2054, 3250, 3925, 3950, 4082, 5135, 7850, 8125, 9875, 10205, 10270, 12403, 16250, 19625, 19750, 20410, 24806, 25675, 39250, 49375, 51025, 51350, 62015, 98125, 98750, 102050, 124030, 128375, 161239, 196250, 255125, 256750, 310075, 322478, 510250, 620150, 641875, 806195, 1275625, 1283750, 1550375, 1612390, 2551250, 3100750, 4030975, 7751875, 8061950, 15503750, 20154875, 40309750, 100774375, 201548750]

約数ペア:

[(1, 201548750), (2, 100774375), (5, 40309750), (10, 20154875), (13, 15503750), (25, 8061950), (26, 7751875), (50, 4030975), (65, 3100750), (79, 2551250), (125, 1612390), (130, 1550375), (157, 1283750), (158, 1275625), (250, 806195), (314, 641875), (325, 620150), (395, 510250), (625, 322478), (650, 310075), (785, 256750), (790, 255125), (1027, 196250), (1250, 161239), (1570, 128375), (1625, 124030), (1975, 102050), (2041, 98750), (2054, 98125), (3250, 62015), (3925, 51350), (3950, 51025), (4082, 49375), (5135, 39250), (7850, 25675), (8125, 24806), (9875, 20410), (10205, 19750), (10270, 19625), (12403, 16250)]