1668136900

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^2\times {\mathrm{197}}^1\times {\mathrm{293}}^1$

素因数の和:538

約数の個数: 108

約数和(自身を含む): 3878025228

約数和(自身を除く): 2209888328

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 50, 68, 85, 100, 170, 197, 289, 293, 340, 394, 425, 578, 586, 788, 850, 985, 1156, 1172, 1445, 1465, 1700, 1970, 2890, 2930, 3349, 3940, 4925, 4981, 5780, 5860, 6698, 7225, 7325, 9850, 9962, 13396, 14450, 14650, 16745, 19700, 19924, 24905, 28900, 29300, 33490, 49810, 56933, 57721, 66980, 83725, 84677, 99620, 113866, 115442, 124525, 167450, 169354, 227732, 230884, 249050, 284665, 288605, 334900, 338708, 423385, 498100, 569330, 577210, 846770, 981257, 1138660, 1154420, 1423325, 1443025, 1693540, 1962514, 2116925, 2846650, 2886050, 3925028, 4233850, 4906285, 5693300, 5772100, 8467700, 9812570, 16681369, 19625140, 24531425, 33362738, 49062850, 66725476, 83406845, 98125700, 166813690, 333627380, 417034225, 834068450, 1668136900]

約数ペア:

[(1, 1668136900), (2, 834068450), (4, 417034225), (5, 333627380), (10, 166813690), (17, 98125700), (20, 83406845), (25, 66725476), (34, 49062850), (50, 33362738), (68, 24531425), (85, 19625140), (100, 16681369), (170, 9812570), (197, 8467700), (289, 5772100), (293, 5693300), (340, 4906285), (394, 4233850), (425, 3925028), (578, 2886050), (586, 2846650), (788, 2116925), (850, 1962514), (985, 1693540), (1156, 1443025), (1172, 1423325), (1445, 1154420), (1465, 1138660), (1700, 981257), (1970, 846770), (2890, 577210), (2930, 569330), (3349, 498100), (3940, 423385), (4925, 338708), (4981, 334900), (5780, 288605), (5860, 284665), (6698, 249050), (7225, 230884), (7325, 227732), (9850, 169354), (9962, 167450), (13396, 124525), (14450, 115442), (14650, 113866), (16745, 99620), (19700, 84677), (19924, 83725), (24905, 66980), (28900, 57721), (29300, 56933), (33490, 49810)]