72420952

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{439}}^1\times {\mathrm{1213}}^1$

素因数の和:1675

約数の個数: 32

約数和(自身を含む): 144223200

約数和(自身を除く): 71802248

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 439, 878, 1213, 1756, 2426, 3512, 4852, 7463, 9704, 14926, 20621, 29852, 41242, 59704, 82484, 164968, 532507, 1065014, 2130028, 4260056, 9052619, 18105238, 36210476, 72420952]

約数ペア:

[(1, 72420952), (2, 36210476), (4, 18105238), (8, 9052619), (17, 4260056), (34, 2130028), (68, 1065014), (136, 532507), (439, 164968), (878, 82484), (1213, 59704), (1756, 41242), (2426, 29852), (3512, 20621), (4852, 14926), (7463, 9704)]