66460900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1949}}^1$

素因数の和:2005

約数の個数: 72

約数和(自身を含む): 162489600

約数和(自身を除く): 96028700

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 31, 44, 50, 55, 62, 100, 110, 124, 155, 220, 275, 310, 341, 550, 620, 682, 775, 1100, 1364, 1550, 1705, 1949, 3100, 3410, 3898, 6820, 7796, 8525, 9745, 17050, 19490, 21439, 34100, 38980, 42878, 48725, 60419, 85756, 97450, 107195, 120838, 194900, 214390, 241676, 302095, 428780, 535975, 604190, 664609, 1071950, 1208380, 1329218, 1510475, 2143900, 2658436, 3020950, 3323045, 6041900, 6646090, 13292180, 16615225, 33230450, 66460900]

約数ペア:

[(1, 66460900), (2, 33230450), (4, 16615225), (5, 13292180), (10, 6646090), (11, 6041900), (20, 3323045), (22, 3020950), (25, 2658436), (31, 2143900), (44, 1510475), (50, 1329218), (55, 1208380), (62, 1071950), (100, 664609), (110, 604190), (124, 535975), (155, 428780), (220, 302095), (275, 241676), (310, 214390), (341, 194900), (550, 120838), (620, 107195), (682, 97450), (775, 85756), (1100, 60419), (1364, 48725), (1550, 42878), (1705, 38980), (1949, 34100), (3100, 21439), (3410, 19490), (3898, 17050), (6820, 9745), (7796, 8525)]