80204880

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{47741}}^1$

素因数の和:47764

約数の個数: 80

約数和(自身を含む): 284160384

約数和(自身を除く): 203955504

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 47741, 95482, 143223, 190964, 238705, 286446, 334187, 381928, 477410, 572892, 668374, 716115, 763856, 954820, 1002561, 1145784, 1336748, 1432230, 1670935, 1909640, 2005122, 2291568, 2673496, 2864460, 3341870, 3819280, 4010244, 5012805, 5346992, 5728920, 6683740, 8020488, 10025610, 11457840, 13367480, 16040976, 20051220, 26734960, 40102440, 80204880]

約数ペア:

[(1, 80204880), (2, 40102440), (3, 26734960), (4, 20051220), (5, 16040976), (6, 13367480), (7, 11457840), (8, 10025610), (10, 8020488), (12, 6683740), (14, 5728920), (15, 5346992), (16, 5012805), (20, 4010244), (21, 3819280), (24, 3341870), (28, 2864460), (30, 2673496), (35, 2291568), (40, 2005122), (42, 1909640), (48, 1670935), (56, 1432230), (60, 1336748), (70, 1145784), (80, 1002561), (84, 954820), (105, 763856), (112, 716115), (120, 668374), (140, 572892), (168, 477410), (210, 381928), (240, 334187), (280, 286446), (336, 238705), (420, 190964), (560, 143223), (840, 95482), (1680, 47741)]