68188780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{8377}}^1$

素因数の和:8434

約数の個数: 48

約数和(自身を含む): 160455456

約数和(自身を除く): 92266676

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 37, 44, 55, 74, 110, 148, 185, 220, 370, 407, 740, 814, 1628, 2035, 4070, 8140, 8377, 16754, 33508, 41885, 83770, 92147, 167540, 184294, 309949, 368588, 460735, 619898, 921470, 1239796, 1549745, 1842940, 3099490, 3409439, 6198980, 6818878, 13637756, 17047195, 34094390, 68188780]

約数ペア:

[(1, 68188780), (2, 34094390), (4, 17047195), (5, 13637756), (10, 6818878), (11, 6198980), (20, 3409439), (22, 3099490), (37, 1842940), (44, 1549745), (55, 1239796), (74, 921470), (110, 619898), (148, 460735), (185, 368588), (220, 309949), (370, 184294), (407, 167540), (740, 92147), (814, 83770), (1628, 41885), (2035, 33508), (4070, 16754), (8140, 8377)]