51890250

素因数分解:

$2^1\times 3^1\times 5^3\times {\mathrm{43}}^1\times {\mathrm{1609}}^1$

素因数の和:1672

約数の個数: 64

約数和(自身を含む): 132612480

約数和(自身を除く): 80722230

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 43, 50, 75, 86, 125, 129, 150, 215, 250, 258, 375, 430, 645, 750, 1075, 1290, 1609, 2150, 3218, 3225, 4827, 5375, 6450, 8045, 9654, 10750, 16090, 16125, 24135, 32250, 40225, 48270, 69187, 80450, 120675, 138374, 201125, 207561, 241350, 345935, 402250, 415122, 603375, 691870, 1037805, 1206750, 1729675, 2075610, 3459350, 5189025, 8648375, 10378050, 17296750, 25945125, 51890250]

約数ペア:

[(1, 51890250), (2, 25945125), (3, 17296750), (5, 10378050), (6, 8648375), (10, 5189025), (15, 3459350), (25, 2075610), (30, 1729675), (43, 1206750), (50, 1037805), (75, 691870), (86, 603375), (125, 415122), (129, 402250), (150, 345935), (215, 241350), (250, 207561), (258, 201125), (375, 138374), (430, 120675), (645, 80450), (750, 69187), (1075, 48270), (1290, 40225), (1609, 32250), (2150, 24135), (3218, 16125), (3225, 16090), (4827, 10750), (5375, 9654), (6450, 8045)]