261569250

素因数分解:

$2^1\times 3^4\times 5^3\times {\mathrm{12917}}^1$

素因数の和:12946

約数の個数: 80

約数和(自身を含む): 731520504

約数和(自身を除く): 469951254

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, 405, 450, 675, 750, 810, 1125, 1350, 2025, 2250, 3375, 4050, 6750, 10125, 12917, 20250, 25834, 38751, 64585, 77502, 116253, 129170, 193755, 232506, 322925, 348759, 387510, 581265, 645850, 697518, 968775, 1046277, 1162530, 1614625, 1743795, 1937550, 2092554, 2906325, 3229250, 3487590, 4843875, 5231385, 5812650, 8718975, 9687750, 10462770, 14531625, 17437950, 26156925, 29063250, 43594875, 52313850, 87189750, 130784625, 261569250]

約数ペア:

[(1, 261569250), (2, 130784625), (3, 87189750), (5, 52313850), (6, 43594875), (9, 29063250), (10, 26156925), (15, 17437950), (18, 14531625), (25, 10462770), (27, 9687750), (30, 8718975), (45, 5812650), (50, 5231385), (54, 4843875), (75, 3487590), (81, 3229250), (90, 2906325), (125, 2092554), (135, 1937550), (150, 1743795), (162, 1614625), (225, 1162530), (250, 1046277), (270, 968775), (375, 697518), (405, 645850), (450, 581265), (675, 387510), (750, 348759), (810, 322925), (1125, 232506), (1350, 193755), (2025, 129170), (2250, 116253), (3375, 77502), (4050, 64585), (6750, 38751), (10125, 25834), (12917, 20250)]