751004020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{36563}}^1$

素因数の和:36664

約数の個数: 48

約数和(自身を含む): 1719970560

約数和(自身を除く): 968966540

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 79, 130, 158, 260, 316, 395, 790, 1027, 1580, 2054, 4108, 5135, 10270, 20540, 36563, 73126, 146252, 182815, 365630, 475319, 731260, 950638, 1901276, 2376595, 2888477, 4753190, 5776954, 9506380, 11553908, 14442385, 28884770, 37550201, 57769540, 75100402, 150200804, 187751005, 375502010, 751004020]

約数ペア:

[(1, 751004020), (2, 375502010), (4, 187751005), (5, 150200804), (10, 75100402), (13, 57769540), (20, 37550201), (26, 28884770), (52, 14442385), (65, 11553908), (79, 9506380), (130, 5776954), (158, 4753190), (260, 2888477), (316, 2376595), (395, 1901276), (790, 950638), (1027, 731260), (1580, 475319), (2054, 365630), (4108, 182815), (5135, 146252), (10270, 73126), (20540, 36563)]