12896865790

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{29}}^1\times {\mathrm{123191}}^1$

素因数の和:123265

約数の個数: 48

約数和(自身を含む): 25345522080

約数和(自身を除く): 12448656290

約数列:

[1, 2, 5, 10, 19, 29, 38, 58, 95, 145, 190, 290, 361, 551, 722, 1102, 1805, 2755, 3610, 5510, 10469, 20938, 52345, 104690, 123191, 246382, 615955, 1231910, 2340629, 3572539, 4681258, 7145078, 11703145, 17862695, 23406290, 35725390, 44471951, 67878241, 88943902, 135756482, 222359755, 339391205, 444719510, 678782410, 1289686579, 2579373158, 6448432895, 12896865790]

約数ペア:

[(1, 12896865790), (2, 6448432895), (5, 2579373158), (10, 1289686579), (19, 678782410), (29, 444719510), (38, 339391205), (58, 222359755), (95, 135756482), (145, 88943902), (190, 67878241), (290, 44471951), (361, 35725390), (551, 23406290), (722, 17862695), (1102, 11703145), (1805, 7145078), (2755, 4681258), (3610, 3572539), (5510, 2340629), (10469, 1231910), (20938, 615955), (52345, 246382), (104690, 123191)]