133619020

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{4451}}^1$

素因数の和:4558

約数の個数: 48

約数和(自身を含む): 299174400

約数和(自身を除く): 165555380

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 79, 95, 158, 190, 316, 380, 395, 790, 1501, 1580, 3002, 4451, 6004, 7505, 8902, 15010, 17804, 22255, 30020, 44510, 84569, 89020, 169138, 338276, 351629, 422845, 703258, 845690, 1406516, 1691380, 1758145, 3516290, 6680951, 7032580, 13361902, 26723804, 33404755, 66809510, 133619020]

約数ペア:

[(1, 133619020), (2, 66809510), (4, 33404755), (5, 26723804), (10, 13361902), (19, 7032580), (20, 6680951), (38, 3516290), (76, 1758145), (79, 1691380), (95, 1406516), (158, 845690), (190, 703258), (316, 422845), (380, 351629), (395, 338276), (790, 169138), (1501, 89020), (1580, 84569), (3002, 44510), (4451, 30020), (6004, 22255), (7505, 17804), (8902, 15010)]