61404248780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{809}}^1\times {\mathrm{542153}}^1$

素因数の和:542978

約数の個数: 48

約数和(自身を含む): 147552632640

約数和(自身を除く): 86148383860

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 809, 1618, 3236, 4045, 5663, 8090, 11326, 16180, 22652, 28315, 56630, 113260, 542153, 1084306, 2168612, 2710765, 3795071, 5421530, 7590142, 10843060, 15180284, 18975355, 37950710, 75901420, 438601777, 877203554, 1754407108, 2193008885, 3070212439, 4386017770, 6140424878, 8772035540, 12280849756, 15351062195, 30702124390, 61404248780]

約数ペア:

[(1, 61404248780), (2, 30702124390), (4, 15351062195), (5, 12280849756), (7, 8772035540), (10, 6140424878), (14, 4386017770), (20, 3070212439), (28, 2193008885), (35, 1754407108), (70, 877203554), (140, 438601777), (809, 75901420), (1618, 37950710), (3236, 18975355), (4045, 15180284), (5663, 10843060), (8090, 7590142), (11326, 5421530), (16180, 3795071), (22652, 2710765), (28315, 2168612), (56630, 1084306), (113260, 542153)]