72885505

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{8231}}^1$

素因数の和:8277

約数の個数: 32

約数和(自身を含む): 113799168

約数和(自身を除く): 40913663

約数列:

[1, 5, 7, 11, 23, 35, 55, 77, 115, 161, 253, 385, 805, 1265, 1771, 8231, 8855, 41155, 57617, 90541, 189313, 288085, 452705, 633787, 946565, 1325191, 2082443, 3168935, 6625955, 10412215, 14577101, 72885505]

約数ペア:

[(1, 72885505), (5, 14577101), (7, 10412215), (11, 6625955), (23, 3168935), (35, 2082443), (55, 1325191), (77, 946565), (115, 633787), (161, 452705), (253, 288085), (385, 189313), (805, 90541), (1265, 57617), (1771, 41155), (8231, 8855)]