72840365

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{113}}^1\times {\mathrm{211}}^1$

素因数の和:389

約数の個数: 32

約数和(自身を含む): 97445376

約数和(自身を除く): 24605011

約数列:

[1, 5, 13, 47, 65, 113, 211, 235, 565, 611, 1055, 1469, 2743, 3055, 5311, 7345, 9917, 13715, 23843, 26555, 49585, 69043, 119215, 128921, 309959, 345215, 644605, 1120621, 1549795, 5603105, 14568073, 72840365]

約数ペア:

[(1, 72840365), (5, 14568073), (13, 5603105), (47, 1549795), (65, 1120621), (113, 644605), (211, 345215), (235, 309959), (565, 128921), (611, 119215), (1055, 69043), (1469, 49585), (2743, 26555), (3055, 23843), (5311, 13715), (7345, 9917)]