285913805

素因数分解:

$5^1\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1$

素因数の和:234

約数の個数: 48

約数和(自身を含む): 387120384

約数和(自身を除く): 101206579

約数列:

[1, 5, 19, 23, 71, 95, 97, 115, 355, 361, 437, 485, 1349, 1633, 1805, 1843, 2185, 2231, 6745, 6887, 8165, 8303, 9215, 11155, 25631, 31027, 34435, 35017, 41515, 42389, 128155, 130853, 155135, 158401, 175085, 211945, 589513, 654265, 792005, 805391, 2486207, 2947565, 3009619, 4026955, 12431035, 15048095, 57182761, 285913805]

約数ペア:

[(1, 285913805), (5, 57182761), (19, 15048095), (23, 12431035), (71, 4026955), (95, 3009619), (97, 2947565), (115, 2486207), (355, 805391), (361, 792005), (437, 654265), (485, 589513), (1349, 211945), (1633, 175085), (1805, 158401), (1843, 155135), (2185, 130853), (2231, 128155), (6745, 42389), (6887, 41515), (8165, 35017), (8303, 34435), (9215, 31027), (11155, 25631)]