822591640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{293}}^1\times {\mathrm{5399}}^1$

素因数の和:5716

約数の個数: 64

約数和(自身を含む): 2000376000

約数和(自身を除く): 1177784360

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 293, 520, 586, 1172, 1465, 2344, 2930, 3809, 5399, 5860, 7618, 10798, 11720, 15236, 19045, 21596, 26995, 30472, 38090, 43192, 53990, 70187, 76180, 107980, 140374, 152360, 215960, 280748, 350935, 561496, 701870, 1403740, 1581907, 2807480, 3163814, 6327628, 7909535, 12655256, 15819070, 20564791, 31638140, 41129582, 63276280, 82259164, 102823955, 164518328, 205647910, 411295820, 822591640]

約数ペア:

[(1, 822591640), (2, 411295820), (4, 205647910), (5, 164518328), (8, 102823955), (10, 82259164), (13, 63276280), (20, 41129582), (26, 31638140), (40, 20564791), (52, 15819070), (65, 12655256), (104, 7909535), (130, 6327628), (260, 3163814), (293, 2807480), (520, 1581907), (586, 1403740), (1172, 701870), (1465, 561496), (2344, 350935), (2930, 280748), (3809, 215960), (5399, 152360), (5860, 140374), (7618, 107980), (10798, 76180), (11720, 70187), (15236, 53990), (19045, 43192), (21596, 38090), (26995, 30472)]