331521200

素因数分解:

$2^4\times 5^2\times {\mathrm{157}}^1\times {\mathrm{5279}}^1$

素因数の和:5454

約数の個数: 60

約数和(自身を含む): 801704640

約数和(自身を除く): 470183440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 157, 200, 314, 400, 628, 785, 1256, 1570, 2512, 3140, 3925, 5279, 6280, 7850, 10558, 12560, 15700, 21116, 26395, 31400, 42232, 52790, 62800, 84464, 105580, 131975, 211160, 263950, 422320, 527900, 828803, 1055800, 1657606, 2111600, 3315212, 4144015, 6630424, 8288030, 13260848, 16576060, 20720075, 33152120, 41440150, 66304240, 82880300, 165760600, 331521200]

約数ペア:

[(1, 331521200), (2, 165760600), (4, 82880300), (5, 66304240), (8, 41440150), (10, 33152120), (16, 20720075), (20, 16576060), (25, 13260848), (40, 8288030), (50, 6630424), (80, 4144015), (100, 3315212), (157, 2111600), (200, 1657606), (314, 1055800), (400, 828803), (628, 527900), (785, 422320), (1256, 263950), (1570, 211160), (2512, 131975), (3140, 105580), (3925, 84464), (5279, 62800), (6280, 52790), (7850, 42232), (10558, 31400), (12560, 26395), (15700, 21116)]