1561567312

素因数分解:

$2^4\times {\mathrm{83}}^1\times {\mathrm{223}}^1\times {\mathrm{5273}}^1$

素因数の和:5587

約数の個数: 40

約数和(自身を含む): 3076303104

約数和(自身を除く): 1514735792

約数列:

[1, 2, 4, 8, 16, 83, 166, 223, 332, 446, 664, 892, 1328, 1784, 3568, 5273, 10546, 18509, 21092, 37018, 42184, 74036, 84368, 148072, 296144, 437659, 875318, 1175879, 1750636, 2351758, 3501272, 4703516, 7002544, 9407032, 18814064, 97597957, 195195914, 390391828, 780783656, 1561567312]

約数ペア:

[(1, 1561567312), (2, 780783656), (4, 390391828), (8, 195195914), (16, 97597957), (83, 18814064), (166, 9407032), (223, 7002544), (332, 4703516), (446, 3501272), (664, 2351758), (892, 1750636), (1328, 1175879), (1784, 875318), (3568, 437659), (5273, 296144), (10546, 148072), (18509, 84368), (21092, 74036), (37018, 42184)]