808877690

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{101}}^1\times {\mathrm{691}}^1$

素因数の和:879

約数の個数: 64

約数和(自身を含む): 1575434880

約数和(自身を除く): 766557190

約数列:

[1, 2, 5, 10, 19, 38, 61, 95, 101, 122, 190, 202, 305, 505, 610, 691, 1010, 1159, 1382, 1919, 2318, 3455, 3838, 5795, 6161, 6910, 9595, 11590, 12322, 13129, 19190, 26258, 30805, 42151, 61610, 65645, 69791, 84302, 117059, 131290, 139582, 210755, 234118, 348955, 421510, 585295, 697910, 800869, 1170590, 1326029, 1601738, 2652058, 4004345, 4257251, 6630145, 8008690, 8514502, 13260290, 21286255, 42572510, 80887769, 161775538, 404438845, 808877690]

約数ペア:

[(1, 808877690), (2, 404438845), (5, 161775538), (10, 80887769), (19, 42572510), (38, 21286255), (61, 13260290), (95, 8514502), (101, 8008690), (122, 6630145), (190, 4257251), (202, 4004345), (305, 2652058), (505, 1601738), (610, 1326029), (691, 1170590), (1010, 800869), (1159, 697910), (1382, 585295), (1919, 421510), (2318, 348955), (3455, 234118), (3838, 210755), (5795, 139582), (6161, 131290), (6910, 117059), (9595, 84302), (11590, 69791), (12322, 65645), (13129, 61610), (19190, 42151), (26258, 30805)]