55199375

素因数分解:

$5^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1$

素因数の和:106

約数の個数: 80

約数和(自身を含む): 91170816

約数和(自身を除く): 35971441

約数列:

[1, 5, 7, 11, 25, 31, 35, 37, 55, 77, 125, 155, 175, 185, 217, 259, 275, 341, 385, 407, 625, 775, 875, 925, 1085, 1147, 1295, 1375, 1705, 1925, 2035, 2387, 2849, 3875, 4375, 4625, 5425, 5735, 6475, 6875, 8029, 8525, 9625, 10175, 11935, 12617, 14245, 19375, 23125, 27125, 28675, 32375, 40145, 42625, 48125, 50875, 59675, 63085, 71225, 88319, 135625, 143375, 161875, 200725, 213125, 254375, 298375, 315425, 356125, 441595, 716875, 1003625, 1491875, 1577125, 1780625, 2207975, 5018125, 7885625, 11039875, 55199375]

約数ペア:

[(1, 55199375), (5, 11039875), (7, 7885625), (11, 5018125), (25, 2207975), (31, 1780625), (35, 1577125), (37, 1491875), (55, 1003625), (77, 716875), (125, 441595), (155, 356125), (175, 315425), (185, 298375), (217, 254375), (259, 213125), (275, 200725), (341, 161875), (385, 143375), (407, 135625), (625, 88319), (775, 71225), (875, 63085), (925, 59675), (1085, 50875), (1147, 48125), (1295, 42625), (1375, 40145), (1705, 32375), (1925, 28675), (2035, 27125), (2387, 23125), (2849, 19375), (3875, 14245), (4375, 12617), (4625, 11935), (5425, 10175), (5735, 9625), (6475, 8525), (6875, 8029)]