201425984

素因数分解:

$2^6\times {\mathrm{79}}^1\times {\mathrm{39839}}^1$

素因数の和:39930

約数の個数: 28

約数和(自身を含む): 404774400

約数和(自身を除く): 203348416

約数列:

[1, 2, 4, 8, 16, 32, 64, 79, 158, 316, 632, 1264, 2528, 5056, 39839, 79678, 159356, 318712, 637424, 1274848, 2549696, 3147281, 6294562, 12589124, 25178248, 50356496, 100712992, 201425984]

約数ペア:

[(1, 201425984), (2, 100712992), (4, 50356496), (8, 25178248), (16, 12589124), (32, 6294562), (64, 3147281), (79, 2549696), (158, 1274848), (316, 637424), (632, 318712), (1264, 159356), (2528, 79678), (5056, 39839)]