87679570

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{179}}^1$

素因数の和:331

約数の個数: 64

約数和(自身を含む): 178381440

約数和(自身を除く): 90701870

約数列:

[1, 2, 5, 10, 11, 22, 55, 61, 73, 110, 122, 146, 179, 305, 358, 365, 610, 671, 730, 803, 895, 1342, 1606, 1790, 1969, 3355, 3938, 4015, 4453, 6710, 8030, 8906, 9845, 10919, 13067, 19690, 21838, 22265, 26134, 44530, 48983, 54595, 65335, 97966, 109190, 120109, 130670, 143737, 240218, 244915, 287474, 489830, 600545, 718685, 797087, 1201090, 1437370, 1594174, 3985435, 7970870, 8767957, 17535914, 43839785, 87679570]

約数ペア:

[(1, 87679570), (2, 43839785), (5, 17535914), (10, 8767957), (11, 7970870), (22, 3985435), (55, 1594174), (61, 1437370), (73, 1201090), (110, 797087), (122, 718685), (146, 600545), (179, 489830), (305, 287474), (358, 244915), (365, 240218), (610, 143737), (671, 130670), (730, 120109), (803, 109190), (895, 97966), (1342, 65335), (1606, 54595), (1790, 48983), (1969, 44530), (3355, 26134), (3938, 22265), (4015, 21838), (4453, 19690), (6710, 13067), (8030, 10919), (8906, 9845)]