87230416

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{331}}^1$

素因数の和:540

約数の個数: 80

約数和(自身を含む): 209792128

約数和(自身を除く): 122561712

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 181, 182, 208, 331, 362, 364, 662, 724, 728, 1267, 1324, 1448, 1456, 2317, 2353, 2534, 2648, 2896, 4303, 4634, 4706, 5068, 5296, 8606, 9268, 9412, 10136, 16471, 17212, 18536, 18824, 20272, 30121, 32942, 34424, 37072, 37648, 59911, 60242, 65884, 68848, 119822, 120484, 131768, 239644, 240968, 263536, 419377, 479288, 481936, 778843, 838754, 958576, 1557686, 1677508, 3115372, 3355016, 5451901, 6230744, 6710032, 10903802, 12461488, 21807604, 43615208, 87230416]

約数ペア:

[(1, 87230416), (2, 43615208), (4, 21807604), (7, 12461488), (8, 10903802), (13, 6710032), (14, 6230744), (16, 5451901), (26, 3355016), (28, 3115372), (52, 1677508), (56, 1557686), (91, 958576), (104, 838754), (112, 778843), (181, 481936), (182, 479288), (208, 419377), (331, 263536), (362, 240968), (364, 239644), (662, 131768), (724, 120484), (728, 119822), (1267, 68848), (1324, 65884), (1448, 60242), (1456, 59911), (2317, 37648), (2353, 37072), (2534, 34424), (2648, 32942), (2896, 30121), (4303, 20272), (4634, 18824), (4706, 18536), (5068, 17212), (5296, 16471), (8606, 10136), (9268, 9412)]