65380644

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{401}}^1\times {\mathrm{647}}^1$

素因数の和:1065

約数の個数: 72

約数和(自身を含む): 189641088

約数和(自身を除く): 124260444

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 401, 647, 802, 1203, 1294, 1604, 1941, 2406, 2588, 2807, 3609, 3882, 4529, 4812, 5614, 5823, 7218, 7764, 8421, 9058, 11228, 11646, 13587, 14436, 16842, 18116, 23292, 25263, 27174, 33684, 40761, 50526, 54348, 81522, 101052, 163044, 259447, 518894, 778341, 1037788, 1556682, 1816129, 2335023, 3113364, 3632258, 4670046, 5448387, 7264516, 9340092, 10896774, 16345161, 21793548, 32690322, 65380644]

約数ペア:

[(1, 65380644), (2, 32690322), (3, 21793548), (4, 16345161), (6, 10896774), (7, 9340092), (9, 7264516), (12, 5448387), (14, 4670046), (18, 3632258), (21, 3113364), (28, 2335023), (36, 1816129), (42, 1556682), (63, 1037788), (84, 778341), (126, 518894), (252, 259447), (401, 163044), (647, 101052), (802, 81522), (1203, 54348), (1294, 50526), (1604, 40761), (1941, 33684), (2406, 27174), (2588, 25263), (2807, 23292), (3609, 18116), (3882, 16842), (4529, 14436), (4812, 13587), (5614, 11646), (5823, 11228), (7218, 9058), (7764, 8421)]