169988500

素因数分解:

$2^2\times 5^3\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{997}}^1$

素因数の和:1058

約数の個数: 96

約数和(自身を含む): 418489344

約数和(自身を除く): 248500844

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 31, 44, 50, 55, 62, 100, 110, 124, 125, 155, 220, 250, 275, 310, 341, 500, 550, 620, 682, 775, 997, 1100, 1364, 1375, 1550, 1705, 1994, 2750, 3100, 3410, 3875, 3988, 4985, 5500, 6820, 7750, 8525, 9970, 10967, 15500, 17050, 19940, 21934, 24925, 30907, 34100, 42625, 43868, 49850, 54835, 61814, 85250, 99700, 109670, 123628, 124625, 154535, 170500, 219340, 249250, 274175, 309070, 339977, 498500, 548350, 618140, 679954, 772675, 1096700, 1359908, 1370875, 1545350, 1699885, 2741750, 3090700, 3399770, 3863375, 5483500, 6799540, 7726750, 8499425, 15453500, 16998850, 33997700, 42497125, 84994250, 169988500]

約数ペア:

[(1, 169988500), (2, 84994250), (4, 42497125), (5, 33997700), (10, 16998850), (11, 15453500), (20, 8499425), (22, 7726750), (25, 6799540), (31, 5483500), (44, 3863375), (50, 3399770), (55, 3090700), (62, 2741750), (100, 1699885), (110, 1545350), (124, 1370875), (125, 1359908), (155, 1096700), (220, 772675), (250, 679954), (275, 618140), (310, 548350), (341, 498500), (500, 339977), (550, 309070), (620, 274175), (682, 249250), (775, 219340), (997, 170500), (1100, 154535), (1364, 124625), (1375, 123628), (1550, 109670), (1705, 99700), (1994, 85250), (2750, 61814), (3100, 54835), (3410, 49850), (3875, 43868), (3988, 42625), (4985, 34100), (5500, 30907), (6820, 24925), (7750, 21934), (8525, 19940), (9970, 17050), (10967, 15500)]