72628168

素因数分解:

$2^3\times {\mathrm{97}}^1\times {\mathrm{173}}^1\times {\mathrm{541}}^1$

素因数の和:817

約数の個数: 32

約数和(自身を含む): 138632760

約数和(自身を除く): 66004592

約数列:

[1, 2, 4, 8, 97, 173, 194, 346, 388, 541, 692, 776, 1082, 1384, 2164, 4328, 16781, 33562, 52477, 67124, 93593, 104954, 134248, 187186, 209908, 374372, 419816, 748744, 9078521, 18157042, 36314084, 72628168]

約数ペア:

[(1, 72628168), (2, 36314084), (4, 18157042), (8, 9078521), (97, 748744), (173, 419816), (194, 374372), (346, 209908), (388, 187186), (541, 134248), (692, 104954), (776, 93593), (1082, 67124), (1384, 52477), (2164, 33562), (4328, 16781)]