72881432

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{3631}}^1$

素因数の和:3843

約数の個数: 32

約数和(自身を含む): 147967680

約数和(自身を除く): 75086248

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 193, 386, 772, 1544, 2509, 3631, 5018, 7262, 10036, 14524, 20072, 29048, 47203, 94406, 188812, 377624, 700783, 1401566, 2803132, 5606264, 9110179, 18220358, 36440716, 72881432]

約数ペア:

[(1, 72881432), (2, 36440716), (4, 18220358), (8, 9110179), (13, 5606264), (26, 2803132), (52, 1401566), (104, 700783), (193, 377624), (386, 188812), (772, 94406), (1544, 47203), (2509, 29048), (3631, 20072), (5018, 14524), (7262, 10036)]