68722390

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^2\times {\mathrm{1181}}^1$

素因数の和:1245

約数の個数: 48

約数和(自身を含む): 141187536

約数和(自身を除く): 72465146

約数列:

[1, 2, 5, 10, 11, 22, 23, 46, 55, 110, 115, 230, 253, 506, 529, 1058, 1181, 1265, 2362, 2530, 2645, 5290, 5819, 5905, 11638, 11810, 12991, 25982, 27163, 29095, 54326, 58190, 64955, 129910, 135815, 271630, 298793, 597586, 624749, 1249498, 1493965, 2987930, 3123745, 6247490, 6872239, 13744478, 34361195, 68722390]

約数ペア:

[(1, 68722390), (2, 34361195), (5, 13744478), (10, 6872239), (11, 6247490), (22, 3123745), (23, 2987930), (46, 1493965), (55, 1249498), (110, 624749), (115, 597586), (230, 298793), (253, 271630), (506, 135815), (529, 129910), (1058, 64955), (1181, 58190), (1265, 54326), (2362, 29095), (2530, 27163), (2645, 25982), (5290, 12991), (5819, 11810), (5905, 11638)]