61528100

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^2\times {\mathrm{2129}}^1$

素因数の和:2177

約数の個数: 54

約数和(自身を含む): 141898470

約数和(自身を除く): 80370370

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 50, 68, 85, 100, 170, 289, 340, 425, 578, 850, 1156, 1445, 1700, 2129, 2890, 4258, 5780, 7225, 8516, 10645, 14450, 21290, 28900, 36193, 42580, 53225, 72386, 106450, 144772, 180965, 212900, 361930, 615281, 723860, 904825, 1230562, 1809650, 2461124, 3076405, 3619300, 6152810, 12305620, 15382025, 30764050, 61528100]

約数ペア:

[(1, 61528100), (2, 30764050), (4, 15382025), (5, 12305620), (10, 6152810), (17, 3619300), (20, 3076405), (25, 2461124), (34, 1809650), (50, 1230562), (68, 904825), (85, 723860), (100, 615281), (170, 361930), (289, 212900), (340, 180965), (425, 144772), (578, 106450), (850, 72386), (1156, 53225), (1445, 42580), (1700, 36193), (2129, 28900), (2890, 21290), (4258, 14450), (5780, 10645), (7225, 8516)]