66287375

素因数分解:

$5^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1$

素因数の和:201

約数の個数: 64

約数和(自身を含む): 105670656

約数和(自身を除く): 39383281

約数列:

[1, 5, 7, 11, 25, 35, 55, 71, 77, 97, 125, 175, 275, 355, 385, 485, 497, 679, 781, 875, 1067, 1375, 1775, 1925, 2425, 2485, 3395, 3905, 5335, 5467, 6887, 7469, 8875, 9625, 12125, 12425, 16975, 19525, 26675, 27335, 34435, 37345, 48209, 62125, 75757, 84875, 97625, 133375, 136675, 172175, 186725, 241045, 378785, 530299, 683375, 860875, 933625, 1205225, 1893925, 2651495, 6026125, 9469625, 13257475, 66287375]

約数ペア:

[(1, 66287375), (5, 13257475), (7, 9469625), (11, 6026125), (25, 2651495), (35, 1893925), (55, 1205225), (71, 933625), (77, 860875), (97, 683375), (125, 530299), (175, 378785), (275, 241045), (355, 186725), (385, 172175), (485, 136675), (497, 133375), (679, 97625), (781, 84875), (875, 75757), (1067, 62125), (1375, 48209), (1775, 37345), (1925, 34435), (2425, 27335), (2485, 26675), (3395, 19525), (3905, 16975), (5335, 12425), (5467, 12125), (6887, 9625), (7469, 8875)]