72125872

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{49537}}^1$

素因数の和:49565

約数の個数: 40

約数和(自身を含む): 171995936

約数和(自身を除く): 99870064

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 728, 1456, 49537, 99074, 198148, 346759, 396296, 643981, 693518, 792592, 1287962, 1387036, 2575924, 2774072, 4507867, 5151848, 5548144, 9015734, 10303696, 18031468, 36062936, 72125872]

約数ペア:

[(1, 72125872), (2, 36062936), (4, 18031468), (7, 10303696), (8, 9015734), (13, 5548144), (14, 5151848), (16, 4507867), (26, 2774072), (28, 2575924), (52, 1387036), (56, 1287962), (91, 792592), (104, 693518), (112, 643981), (182, 396296), (208, 346759), (364, 198148), (728, 99074), (1456, 49537)]