30794000

素因数分解:

$2^4\times 5^3\times {\mathrm{89}}^1\times {\mathrm{173}}^1$

素因数の和:285

約数の個数: 80

約数和(自身を含む): 75731760

約数和(自身を除く): 44937760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 89, 100, 125, 173, 178, 200, 250, 346, 356, 400, 445, 500, 692, 712, 865, 890, 1000, 1384, 1424, 1730, 1780, 2000, 2225, 2768, 3460, 3560, 4325, 4450, 6920, 7120, 8650, 8900, 11125, 13840, 15397, 17300, 17800, 21625, 22250, 30794, 34600, 35600, 43250, 44500, 61588, 69200, 76985, 86500, 89000, 123176, 153970, 173000, 178000, 246352, 307940, 346000, 384925, 615880, 769850, 1231760, 1539700, 1924625, 3079400, 3849250, 6158800, 7698500, 15397000, 30794000]

約数ペア:

[(1, 30794000), (2, 15397000), (4, 7698500), (5, 6158800), (8, 3849250), (10, 3079400), (16, 1924625), (20, 1539700), (25, 1231760), (40, 769850), (50, 615880), (80, 384925), (89, 346000), (100, 307940), (125, 246352), (173, 178000), (178, 173000), (200, 153970), (250, 123176), (346, 89000), (356, 86500), (400, 76985), (445, 69200), (500, 61588), (692, 44500), (712, 43250), (865, 35600), (890, 34600), (1000, 30794), (1384, 22250), (1424, 21625), (1730, 17800), (1780, 17300), (2000, 15397), (2225, 13840), (2768, 11125), (3460, 8900), (3560, 8650), (4325, 7120), (4450, 6920)]