77349860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{569}}^1\times {\mathrm{971}}^1$

素因数の和:1556

約数の個数: 48

約数和(自身を含む): 186157440

約数和(自身を除く): 108807580

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 569, 971, 1138, 1942, 2276, 2845, 3884, 3983, 4855, 5690, 6797, 7966, 9710, 11380, 13594, 15932, 19420, 19915, 27188, 33985, 39830, 67970, 79660, 135940, 552499, 1104998, 2209996, 2762495, 3867493, 5524990, 7734986, 11049980, 15469972, 19337465, 38674930, 77349860]

約数ペア:

[(1, 77349860), (2, 38674930), (4, 19337465), (5, 15469972), (7, 11049980), (10, 7734986), (14, 5524990), (20, 3867493), (28, 2762495), (35, 2209996), (70, 1104998), (140, 552499), (569, 135940), (971, 79660), (1138, 67970), (1942, 39830), (2276, 33985), (2845, 27188), (3884, 19915), (3983, 19420), (4855, 15932), (5690, 13594), (6797, 11380), (7966, 9710)]