79976260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43943}}^1$

素因数の和:43972

約数の個数: 48

約数和(自身を含む): 206712576

約数和(自身を除く): 126736316

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 43943, 87886, 175772, 219715, 307601, 439430, 571259, 615202, 878860, 1142518, 1230404, 1538005, 2285036, 2856295, 3076010, 3998813, 5712590, 6152020, 7997626, 11425180, 15995252, 19994065, 39988130, 79976260]

約数ペア:

[(1, 79976260), (2, 39988130), (4, 19994065), (5, 15995252), (7, 11425180), (10, 7997626), (13, 6152020), (14, 5712590), (20, 3998813), (26, 3076010), (28, 2856295), (35, 2285036), (52, 1538005), (65, 1230404), (70, 1142518), (91, 878860), (130, 615202), (140, 571259), (182, 439430), (260, 307601), (364, 219715), (455, 175772), (910, 87886), (1820, 43943)]