51910520

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{787}}^1$

素因数の和:912

約数の個数: 64

約数和(自身を含む): 125102880

約数和(自身を除く): 73192360

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 97, 136, 170, 194, 340, 388, 485, 680, 776, 787, 970, 1574, 1649, 1940, 3148, 3298, 3880, 3935, 6296, 6596, 7870, 8245, 13192, 13379, 15740, 16490, 26758, 31480, 32980, 53516, 65960, 66895, 76339, 107032, 133790, 152678, 267580, 305356, 381695, 535160, 610712, 763390, 1297763, 1526780, 2595526, 3053560, 5191052, 6488815, 10382104, 12977630, 25955260, 51910520]

約数ペア:

[(1, 51910520), (2, 25955260), (4, 12977630), (5, 10382104), (8, 6488815), (10, 5191052), (17, 3053560), (20, 2595526), (34, 1526780), (40, 1297763), (68, 763390), (85, 610712), (97, 535160), (136, 381695), (170, 305356), (194, 267580), (340, 152678), (388, 133790), (485, 107032), (680, 76339), (776, 66895), (787, 65960), (970, 53516), (1574, 32980), (1649, 31480), (1940, 26758), (3148, 16490), (3298, 15740), (3880, 13379), (3935, 13192), (6296, 8245), (6596, 7870)]