78156988

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{5237}}^1$

素因数の和:5302

約数の個数: 48

約数和(自身を含む): 172476864

約数和(自身を除く): 94319876

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 41, 52, 82, 91, 164, 182, 287, 364, 533, 574, 1066, 1148, 2132, 3731, 5237, 7462, 10474, 14924, 20948, 36659, 68081, 73318, 136162, 146636, 214717, 272324, 429434, 476567, 858868, 953134, 1503019, 1906268, 2791321, 3006038, 5582642, 6012076, 11165284, 19539247, 39078494, 78156988]

約数ペア:

[(1, 78156988), (2, 39078494), (4, 19539247), (7, 11165284), (13, 6012076), (14, 5582642), (26, 3006038), (28, 2791321), (41, 1906268), (52, 1503019), (82, 953134), (91, 858868), (164, 476567), (182, 429434), (287, 272324), (364, 214717), (533, 146636), (574, 136162), (1066, 73318), (1148, 68081), (2132, 36659), (3731, 20948), (5237, 14924), (7462, 10474)]