70637900

素因数分解:

$2^2\times 5^2\times {\mathrm{71}}^1\times {\mathrm{9949}}^1$

素因数の和:10034

約数の個数: 36

約数和(自身を含む): 155458800

約数和(自身を除く): 84820900

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 71, 100, 142, 284, 355, 710, 1420, 1775, 3550, 7100, 9949, 19898, 39796, 49745, 99490, 198980, 248725, 497450, 706379, 994900, 1412758, 2825516, 3531895, 7063790, 14127580, 17659475, 35318950, 70637900]

約数ペア:

[(1, 70637900), (2, 35318950), (4, 17659475), (5, 14127580), (10, 7063790), (20, 3531895), (25, 2825516), (50, 1412758), (71, 994900), (100, 706379), (142, 497450), (284, 248725), (355, 198980), (710, 99490), (1420, 49745), (1775, 39796), (3550, 19898), (7100, 9949)]