81166644

素因数分解:

$2^2\times 3^3\times {\mathrm{13}}^2\times {\mathrm{4447}}^1$

素因数の和:4486

約数の個数: 72

約数和(自身を含む): 227915520

約数和(自身を除く): 146748876

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 52, 54, 78, 108, 117, 156, 169, 234, 338, 351, 468, 507, 676, 702, 1014, 1404, 1521, 2028, 3042, 4447, 4563, 6084, 8894, 9126, 13341, 17788, 18252, 26682, 40023, 53364, 57811, 80046, 115622, 120069, 160092, 173433, 231244, 240138, 346866, 480276, 520299, 693732, 751543, 1040598, 1503086, 1560897, 2081196, 2254629, 3006172, 3121794, 4509258, 6243588, 6763887, 9018516, 13527774, 20291661, 27055548, 40583322, 81166644]

約数ペア:

[(1, 81166644), (2, 40583322), (3, 27055548), (4, 20291661), (6, 13527774), (9, 9018516), (12, 6763887), (13, 6243588), (18, 4509258), (26, 3121794), (27, 3006172), (36, 2254629), (39, 2081196), (52, 1560897), (54, 1503086), (78, 1040598), (108, 751543), (117, 693732), (156, 520299), (169, 480276), (234, 346866), (338, 240138), (351, 231244), (468, 173433), (507, 160092), (676, 120069), (702, 115622), (1014, 80046), (1404, 57811), (1521, 53364), (2028, 40023), (3042, 26682), (4447, 18252), (4563, 17788), (6084, 13341), (8894, 9126)]