126516640

素因数分解:

$2^5\times 5^1\times {\mathrm{101}}^1\times {\mathrm{7829}}^1$

素因数の和:7945

約数の個数: 48

約数和(自身を含む): 301893480

約数和(自身を除く): 175376840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 101, 160, 202, 404, 505, 808, 1010, 1616, 2020, 3232, 4040, 7829, 8080, 15658, 16160, 31316, 39145, 62632, 78290, 125264, 156580, 250528, 313160, 626320, 790729, 1252640, 1581458, 3162916, 3953645, 6325832, 7907290, 12651664, 15814580, 25303328, 31629160, 63258320, 126516640]

約数ペア:

[(1, 126516640), (2, 63258320), (4, 31629160), (5, 25303328), (8, 15814580), (10, 12651664), (16, 7907290), (20, 6325832), (32, 3953645), (40, 3162916), (80, 1581458), (101, 1252640), (160, 790729), (202, 626320), (404, 313160), (505, 250528), (808, 156580), (1010, 125264), (1616, 78290), (2020, 62632), (3232, 39145), (4040, 31316), (7829, 16160), (8080, 15658)]