8120250

素因数分解:

$2^1\times 3^4\times 5^3\times {\mathrm{401}}^1$

素因数の和:430

約数の個数: 80

約数和(自身を含む): 22764456

約数和(自身を除く): 14644206

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 27, 30, 45, 50, 54, 75, 81, 90, 125, 135, 150, 162, 225, 250, 270, 375, 401, 405, 450, 675, 750, 802, 810, 1125, 1203, 1350, 2005, 2025, 2250, 2406, 3375, 3609, 4010, 4050, 6015, 6750, 7218, 10025, 10125, 10827, 12030, 18045, 20050, 20250, 21654, 30075, 32481, 36090, 50125, 54135, 60150, 64962, 90225, 100250, 108270, 150375, 162405, 180450, 270675, 300750, 324810, 451125, 541350, 812025, 902250, 1353375, 1624050, 2706750, 4060125, 8120250]

約数ペア:

[(1, 8120250), (2, 4060125), (3, 2706750), (5, 1624050), (6, 1353375), (9, 902250), (10, 812025), (15, 541350), (18, 451125), (25, 324810), (27, 300750), (30, 270675), (45, 180450), (50, 162405), (54, 150375), (75, 108270), (81, 100250), (90, 90225), (125, 64962), (135, 60150), (150, 54135), (162, 50125), (225, 36090), (250, 32481), (270, 30075), (375, 21654), (401, 20250), (405, 20050), (450, 18045), (675, 12030), (750, 10827), (802, 10125), (810, 10025), (1125, 7218), (1203, 6750), (1350, 6015), (2005, 4050), (2025, 4010), (2250, 3609), (2406, 3375)]