128548730

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{107}}^1\times {\mathrm{191}}^1$

素因数の和:359

約数の個数: 64

約数和(自身を含む): 255301632

約数和(自身を除く): 126752902

約数列:

[1, 2, 5, 10, 17, 34, 37, 74, 85, 107, 170, 185, 191, 214, 370, 382, 535, 629, 955, 1070, 1258, 1819, 1910, 3145, 3247, 3638, 3959, 6290, 6494, 7067, 7918, 9095, 14134, 16235, 18190, 19795, 20437, 32470, 35335, 39590, 40874, 67303, 70670, 102185, 120139, 134606, 204370, 240278, 336515, 347429, 600695, 673030, 694858, 756169, 1201390, 1512338, 1737145, 3474290, 3780845, 7561690, 12854873, 25709746, 64274365, 128548730]

約数ペア:

[(1, 128548730), (2, 64274365), (5, 25709746), (10, 12854873), (17, 7561690), (34, 3780845), (37, 3474290), (74, 1737145), (85, 1512338), (107, 1201390), (170, 756169), (185, 694858), (191, 673030), (214, 600695), (370, 347429), (382, 336515), (535, 240278), (629, 204370), (955, 134606), (1070, 120139), (1258, 102185), (1819, 70670), (1910, 67303), (3145, 40874), (3247, 39590), (3638, 35335), (3959, 32470), (6290, 20437), (6494, 19795), (7067, 18190), (7918, 16235), (9095, 14134)]