20165459405

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{71}}^1\times {\mathrm{48017}}^1$

素因数の和:48126

約数の個数: 48

約数和(自身を含む): 30368888064

約数和(自身を除く): 10203428659

約数列:

[1, 5, 7, 13, 35, 65, 71, 91, 169, 355, 455, 497, 845, 923, 1183, 2485, 4615, 5915, 6461, 11999, 32305, 48017, 59995, 83993, 240085, 336119, 419965, 624221, 1680595, 3121105, 3409207, 4369547, 8114873, 17046035, 21847735, 23864449, 40574365, 44319691, 56804111, 119322245, 221598455, 284020555, 310237837, 576155983, 1551189185, 2880779915, 4033091881, 20165459405]

約数ペア:

[(1, 20165459405), (5, 4033091881), (7, 2880779915), (13, 1551189185), (35, 576155983), (65, 310237837), (71, 284020555), (91, 221598455), (169, 119322245), (355, 56804111), (455, 44319691), (497, 40574365), (845, 23864449), (923, 21847735), (1183, 17046035), (2485, 8114873), (4615, 4369547), (5915, 3409207), (6461, 3121105), (11999, 1680595), (32305, 624221), (48017, 419965), (59995, 336119), (83993, 240085)]