25145720

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{36979}}^1$

素因数の和:37007

約数の個数: 32

約数和(自身を含む): 59907600

約数和(自身を除く): 34761880

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 36979, 73958, 147916, 184895, 295832, 369790, 628643, 739580, 1257286, 1479160, 2514572, 3143215, 5029144, 6286430, 12572860, 25145720]

約数ペア:

[(1, 25145720), (2, 12572860), (4, 6286430), (5, 5029144), (8, 3143215), (10, 2514572), (17, 1479160), (20, 1257286), (34, 739580), (40, 628643), (68, 369790), (85, 295832), (136, 184895), (170, 147916), (340, 73958), (680, 36979)]