80721450

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{179381}}^1$

素因数の和:179399

約数の個数: 36

約数和(自身を含む): 216872838

約数和(自身を除く): 136151388

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 75, 90, 150, 225, 450, 179381, 358762, 538143, 896905, 1076286, 1614429, 1793810, 2690715, 3228858, 4484525, 5381430, 8072145, 8969050, 13453575, 16144290, 26907150, 40360725, 80721450]

約数ペア:

[(1, 80721450), (2, 40360725), (3, 26907150), (5, 16144290), (6, 13453575), (9, 8969050), (10, 8072145), (15, 5381430), (18, 4484525), (25, 3228858), (30, 2690715), (45, 1793810), (50, 1614429), (75, 1076286), (90, 896905), (150, 538143), (225, 358762), (450, 179381)]