1377778870

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1663}}^1\times {\mathrm{6373}}^1$

素因数の和:8056

約数の個数: 32

約数和(自身を含む): 2672796672

約数和(自身を除く): 1295017802

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 1663, 3326, 6373, 8315, 12746, 16630, 21619, 31865, 43238, 63730, 82849, 108095, 165698, 216190, 414245, 828490, 10598299, 21196598, 52991495, 105982990, 137777887, 275555774, 688889435, 1377778870]

約数ペア:

[(1, 1377778870), (2, 688889435), (5, 275555774), (10, 137777887), (13, 105982990), (26, 52991495), (65, 21196598), (130, 10598299), (1663, 828490), (3326, 414245), (6373, 216190), (8315, 165698), (12746, 108095), (16630, 82849), (21619, 63730), (31865, 43238)]