4026904775

素因数分解:

$5^2\times {\mathrm{47}}^1\times {\mathrm{83}}^1\times {\mathrm{157}}^1\times {\mathrm{263}}^1$

素因数の和:560

約数の個数: 48

約数和(自身を含む): 5213666304

約数和(自身を除く): 1186761529

約数列:

[1, 5, 25, 47, 83, 157, 235, 263, 415, 785, 1175, 1315, 2075, 3901, 3925, 6575, 7379, 12361, 13031, 19505, 21829, 36895, 41291, 61805, 65155, 97525, 109145, 184475, 206455, 309025, 325775, 545725, 612457, 1025963, 1032275, 1940677, 3062285, 3427153, 5129815, 9703385, 15311425, 17135765, 25649075, 48516925, 85678825, 161076191, 805380955, 4026904775]

約数ペア:

[(1, 4026904775), (5, 805380955), (25, 161076191), (47, 85678825), (83, 48516925), (157, 25649075), (235, 17135765), (263, 15311425), (415, 9703385), (785, 5129815), (1175, 3427153), (1315, 3062285), (2075, 1940677), (3901, 1032275), (3925, 1025963), (6575, 612457), (7379, 545725), (12361, 325775), (13031, 309025), (19505, 206455), (21829, 184475), (36895, 109145), (41291, 97525), (61805, 65155)]