55388890

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{167}}^1\times {\mathrm{1951}}^1$

素因数の和:2142

約数の個数: 32

約数和(自身を含む): 106251264

約数和(自身を除く): 50862374

約数列:

[1, 2, 5, 10, 17, 34, 85, 167, 170, 334, 835, 1670, 1951, 2839, 3902, 5678, 9755, 14195, 19510, 28390, 33167, 66334, 165835, 325817, 331670, 651634, 1629085, 3258170, 5538889, 11077778, 27694445, 55388890]

約数ペア:

[(1, 55388890), (2, 27694445), (5, 11077778), (10, 5538889), (17, 3258170), (34, 1629085), (85, 651634), (167, 331670), (170, 325817), (334, 165835), (835, 66334), (1670, 33167), (1951, 28390), (2839, 19510), (3902, 14195), (5678, 9755)]