77854730

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{2917}}^1$

素因数の和:3098

約数の個数: 32

約数和(自身を含む): 149378256

約数和(自身を除く): 71523526

約数列:

[1, 2, 5, 10, 17, 34, 85, 157, 170, 314, 785, 1570, 2669, 2917, 5338, 5834, 13345, 14585, 26690, 29170, 49589, 99178, 247945, 457969, 495890, 915938, 2289845, 4579690, 7785473, 15570946, 38927365, 77854730]

約数ペア:

[(1, 77854730), (2, 38927365), (5, 15570946), (10, 7785473), (17, 4579690), (34, 2289845), (85, 915938), (157, 495890), (170, 457969), (314, 247945), (785, 99178), (1570, 49589), (2669, 29170), (2917, 26690), (5338, 14585), (5834, 13345)]