1256395540

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{78623}}^1$

素因数の和:78696

約数の個数: 48

約数和(自身を含む): 2853107712

約数和(自身を除く): 1596712172

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 47, 68, 85, 94, 170, 188, 235, 340, 470, 799, 940, 1598, 3196, 3995, 7990, 15980, 78623, 157246, 314492, 393115, 786230, 1336591, 1572460, 2673182, 3695281, 5346364, 6682955, 7390562, 13365910, 14781124, 18476405, 26731820, 36952810, 62819777, 73905620, 125639554, 251279108, 314098885, 628197770, 1256395540]

約数ペア:

[(1, 1256395540), (2, 628197770), (4, 314098885), (5, 251279108), (10, 125639554), (17, 73905620), (20, 62819777), (34, 36952810), (47, 26731820), (68, 18476405), (85, 14781124), (94, 13365910), (170, 7390562), (188, 6682955), (235, 5346364), (340, 3695281), (470, 2673182), (799, 1572460), (940, 1336591), (1598, 786230), (3196, 393115), (3995, 314492), (7990, 157246), (15980, 78623)]