80923806160

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{299363}}^1$

素因数の和:299516

約数の個数: 80

約数和(自身を含む): 195999598080

約数和(自身を除く): 115075791920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 109, 124, 155, 218, 248, 310, 436, 496, 545, 620, 872, 1090, 1240, 1744, 2180, 2480, 3379, 4360, 6758, 8720, 13516, 16895, 27032, 33790, 54064, 67580, 135160, 270320, 299363, 598726, 1197452, 1496815, 2394904, 2993630, 4789808, 5987260, 9280253, 11974520, 18560506, 23949040, 32630567, 37121012, 46401265, 65261134, 74242024, 92802530, 130522268, 148484048, 163152835, 185605060, 261044536, 326305670, 371210120, 522089072, 652611340, 742420240, 1011547577, 1305222680, 2023095154, 2610445360, 4046190308, 5057737885, 8092380616, 10115475770, 16184761232, 20230951540, 40461903080, 80923806160]

約数ペア:

[(1, 80923806160), (2, 40461903080), (4, 20230951540), (5, 16184761232), (8, 10115475770), (10, 8092380616), (16, 5057737885), (20, 4046190308), (31, 2610445360), (40, 2023095154), (62, 1305222680), (80, 1011547577), (109, 742420240), (124, 652611340), (155, 522089072), (218, 371210120), (248, 326305670), (310, 261044536), (436, 185605060), (496, 163152835), (545, 148484048), (620, 130522268), (872, 92802530), (1090, 74242024), (1240, 65261134), (1744, 46401265), (2180, 37121012), (2480, 32630567), (3379, 23949040), (4360, 18560506), (6758, 11974520), (8720, 9280253), (13516, 5987260), (16895, 4789808), (27032, 2993630), (33790, 2394904), (54064, 1496815), (67580, 1197452), (135160, 598726), (270320, 299363)]