51520050

素因数分解:

$2^1\times 3^4\times 5^2\times {\mathrm{12721}}^1$

素因数の和:12745

約数の個数: 60

約数和(自身を含む): 143160666

約数和(自身を除く): 91640616

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, 12721, 25442, 38163, 63605, 76326, 114489, 127210, 190815, 228978, 318025, 343467, 381630, 572445, 636050, 686934, 954075, 1030401, 1144890, 1717335, 1908150, 2060802, 2862225, 3434670, 5152005, 5724450, 8586675, 10304010, 17173350, 25760025, 51520050]

約数ペア:

[(1, 51520050), (2, 25760025), (3, 17173350), (5, 10304010), (6, 8586675), (9, 5724450), (10, 5152005), (15, 3434670), (18, 2862225), (25, 2060802), (27, 1908150), (30, 1717335), (45, 1144890), (50, 1030401), (54, 954075), (75, 686934), (81, 636050), (90, 572445), (135, 381630), (150, 343467), (162, 318025), (225, 228978), (270, 190815), (405, 127210), (450, 114489), (675, 76326), (810, 63605), (1350, 38163), (2025, 25442), (4050, 12721)]