87142160

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{2551}}^1$

素因数の和:2632

約数の個数: 80

約数和(自身を含む): 235437312

約数和(自身を除く): 148295152

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 61, 70, 80, 112, 122, 140, 244, 280, 305, 427, 488, 560, 610, 854, 976, 1220, 1708, 2135, 2440, 2551, 3416, 4270, 4880, 5102, 6832, 8540, 10204, 12755, 17080, 17857, 20408, 25510, 34160, 35714, 40816, 51020, 71428, 89285, 102040, 142856, 155611, 178570, 204080, 285712, 311222, 357140, 622444, 714280, 778055, 1089277, 1244888, 1428560, 1556110, 2178554, 2489776, 3112220, 4357108, 5446385, 6224440, 8714216, 10892770, 12448880, 17428432, 21785540, 43571080, 87142160]

約数ペア:

[(1, 87142160), (2, 43571080), (4, 21785540), (5, 17428432), (7, 12448880), (8, 10892770), (10, 8714216), (14, 6224440), (16, 5446385), (20, 4357108), (28, 3112220), (35, 2489776), (40, 2178554), (56, 1556110), (61, 1428560), (70, 1244888), (80, 1089277), (112, 778055), (122, 714280), (140, 622444), (244, 357140), (280, 311222), (305, 285712), (427, 204080), (488, 178570), (560, 155611), (610, 142856), (854, 102040), (976, 89285), (1220, 71428), (1708, 51020), (2135, 40816), (2440, 35714), (2551, 34160), (3416, 25510), (4270, 20408), (4880, 17857), (5102, 17080), (6832, 12755), (8540, 10204)]