61704590

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{89}}^2$

素因数の和:245

約数の個数: 48

約数和(自身を含む): 121126320

約数和(自身を除く): 59421730

約数列:

[1, 2, 5, 10, 19, 38, 41, 82, 89, 95, 178, 190, 205, 410, 445, 779, 890, 1558, 1691, 3382, 3649, 3895, 7298, 7790, 7921, 8455, 15842, 16910, 18245, 36490, 39605, 69331, 79210, 138662, 150499, 300998, 324761, 346655, 649522, 693310, 752495, 1504990, 1623805, 3247610, 6170459, 12340918, 30852295, 61704590]

約数ペア:

[(1, 61704590), (2, 30852295), (5, 12340918), (10, 6170459), (19, 3247610), (38, 1623805), (41, 1504990), (82, 752495), (89, 693310), (95, 649522), (178, 346655), (190, 324761), (205, 300998), (410, 150499), (445, 138662), (779, 79210), (890, 69331), (1558, 39605), (1691, 36490), (3382, 18245), (3649, 16910), (3895, 15842), (7298, 8455), (7790, 7921)]