78930450

素因数分解:

$2^1\times 3^4\times 5^2\times {\mathrm{19489}}^1$

素因数の和:19513

約数の個数: 60

約数和(自身を含む): 219320970

約数和(自身を除く): 140390520

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, 19489, 38978, 58467, 97445, 116934, 175401, 194890, 292335, 350802, 487225, 526203, 584670, 877005, 974450, 1052406, 1461675, 1578609, 1754010, 2631015, 2923350, 3157218, 4385025, 5262030, 7893045, 8770050, 13155075, 15786090, 26310150, 39465225, 78930450]

約数ペア:

[(1, 78930450), (2, 39465225), (3, 26310150), (5, 15786090), (6, 13155075), (9, 8770050), (10, 7893045), (15, 5262030), (18, 4385025), (25, 3157218), (27, 2923350), (30, 2631015), (45, 1754010), (50, 1578609), (54, 1461675), (75, 1052406), (81, 974450), (90, 877005), (135, 584670), (150, 526203), (162, 487225), (225, 350802), (270, 292335), (405, 194890), (450, 175401), (675, 116934), (810, 97445), (1350, 58467), (2025, 38978), (4050, 19489)]