90896260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{49943}}^1$

素因数の和:49972

約数の個数: 48

約数和(自身を含む): 234936576

約数和(自身を除く): 144040316

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, 49943, 99886, 199772, 249715, 349601, 499430, 649259, 699202, 998860, 1298518, 1398404, 1748005, 2597036, 3246295, 3496010, 4544813, 6492590, 6992020, 9089626, 12985180, 18179252, 22724065, 45448130, 90896260]

約数ペア:

[(1, 90896260), (2, 45448130), (4, 22724065), (5, 18179252), (7, 12985180), (10, 9089626), (13, 6992020), (14, 6492590), (20, 4544813), (26, 3496010), (28, 3246295), (35, 2597036), (52, 1748005), (65, 1398404), (70, 1298518), (91, 998860), (130, 699202), (140, 649259), (182, 499430), (260, 349601), (364, 249715), (455, 199772), (910, 99886), (1820, 49943)]