201353920

素因数分解:

$2^6\times 5^1\times {\mathrm{331}}^1\times {\mathrm{1901}}^1$

素因数の和:2249

約数の個数: 56

約数和(自身を含む): 481175568

約数和(自身を除く): 279821648

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 331, 662, 1324, 1655, 1901, 2648, 3310, 3802, 5296, 6620, 7604, 9505, 10592, 13240, 15208, 19010, 21184, 26480, 30416, 38020, 52960, 60832, 76040, 105920, 121664, 152080, 304160, 608320, 629231, 1258462, 2516924, 3146155, 5033848, 6292310, 10067696, 12584620, 20135392, 25169240, 40270784, 50338480, 100676960, 201353920]

約数ペア:

[(1, 201353920), (2, 100676960), (4, 50338480), (5, 40270784), (8, 25169240), (10, 20135392), (16, 12584620), (20, 10067696), (32, 6292310), (40, 5033848), (64, 3146155), (80, 2516924), (160, 1258462), (320, 629231), (331, 608320), (662, 304160), (1324, 152080), (1655, 121664), (1901, 105920), (2648, 76040), (3310, 60832), (3802, 52960), (5296, 38020), (6620, 30416), (7604, 26480), (9505, 21184), (10592, 19010), (13240, 15208)]