21880453050

素因数分解:

$2^1\times 3^4\times 5^2\times {\mathrm{5402581}}^1$

素因数の和:5402605

約数の個数: 60

約数和(自身を含む): 60795255246

約数和(自身を除く): 38914802196

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 27, 30, 45, 50, 54, 75, 81, 90, 135, 150, 162, 225, 270, 405, 450, 675, 810, 1350, 2025, 4050, 5402581, 10805162, 16207743, 27012905, 32415486, 48623229, 54025810, 81038715, 97246458, 135064525, 145869687, 162077430, 243116145, 270129050, 291739374, 405193575, 437609061, 486232290, 729348435, 810387150, 875218122, 1215580725, 1458696870, 2188045305, 2431161450, 3646742175, 4376090610, 7293484350, 10940226525, 21880453050]

約数ペア:

[(1, 21880453050), (2, 10940226525), (3, 7293484350), (5, 4376090610), (6, 3646742175), (9, 2431161450), (10, 2188045305), (15, 1458696870), (18, 1215580725), (25, 875218122), (27, 810387150), (30, 729348435), (45, 486232290), (50, 437609061), (54, 405193575), (75, 291739374), (81, 270129050), (90, 243116145), (135, 162077430), (150, 145869687), (162, 135064525), (225, 97246458), (270, 81038715), (405, 54025810), (450, 48623229), (675, 32415486), (810, 27012905), (1350, 16207743), (2025, 10805162), (4050, 5402581)]