77921260

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{3631}}^1$

素因数の和:3706

約数の個数: 48

約数和(自身を含む): 173900160

約数和(自身を除く): 95978900

約数列:

[1, 2, 4, 5, 10, 20, 29, 37, 58, 74, 116, 145, 148, 185, 290, 370, 580, 740, 1073, 2146, 3631, 4292, 5365, 7262, 10730, 14524, 18155, 21460, 36310, 72620, 105299, 134347, 210598, 268694, 421196, 526495, 537388, 671735, 1052990, 1343470, 2105980, 2686940, 3896063, 7792126, 15584252, 19480315, 38960630, 77921260]

約数ペア:

[(1, 77921260), (2, 38960630), (4, 19480315), (5, 15584252), (10, 7792126), (20, 3896063), (29, 2686940), (37, 2105980), (58, 1343470), (74, 1052990), (116, 671735), (145, 537388), (148, 526495), (185, 421196), (290, 268694), (370, 210598), (580, 134347), (740, 105299), (1073, 72620), (2146, 36310), (3631, 21460), (4292, 18155), (5365, 14524), (7262, 10730)]