201991320008

素因数分解:

$2^3\times {\mathrm{79}}^1\times {\mathrm{4483}}^1\times {\mathrm{71293}}^1$

素因数の和:75861

約数の個数: 32

約数和(自身を含む): 383618755200

約数和(自身を除く): 181627435192

約数列:

[1, 2, 4, 8, 79, 158, 316, 632, 4483, 8966, 17932, 35864, 71293, 142586, 285172, 354157, 570344, 708314, 1416628, 2833256, 5632147, 11264294, 22528588, 45057176, 319606519, 639213038, 1278426076, 2556852152, 25248915001, 50497830002, 100995660004, 201991320008]

約数ペア:

[(1, 201991320008), (2, 100995660004), (4, 50497830002), (8, 25248915001), (79, 2556852152), (158, 1278426076), (316, 639213038), (632, 319606519), (4483, 45057176), (8966, 22528588), (17932, 11264294), (35864, 5632147), (71293, 2833256), (142586, 1416628), (285172, 708314), (354157, 570344)]