64448950

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{179}}^1\times {\mathrm{379}}^1$

素因数の和:589

約数の個数: 48

約数和(自身を含む): 127224000

約数和(自身を除く): 62775050

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 95, 179, 190, 358, 379, 475, 758, 895, 950, 1790, 1895, 3401, 3790, 4475, 6802, 7201, 8950, 9475, 14402, 17005, 18950, 34010, 36005, 67841, 72010, 85025, 135682, 170050, 180025, 339205, 360050, 678410, 1288979, 1696025, 2577958, 3392050, 6444895, 12889790, 32224475, 64448950]

約数ペア:

[(1, 64448950), (2, 32224475), (5, 12889790), (10, 6444895), (19, 3392050), (25, 2577958), (38, 1696025), (50, 1288979), (95, 678410), (179, 360050), (190, 339205), (358, 180025), (379, 170050), (475, 135682), (758, 85025), (895, 72010), (950, 67841), (1790, 36005), (1895, 34010), (3401, 18950), (3790, 17005), (4475, 14402), (6802, 9475), (7201, 8950)]