90662780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{15161}}^1$

素因数の和:15206

約数の個数: 48

約数和(自身を含む): 213966144

約数和(自身を除く): 123303364

約数列:

[1, 2, 4, 5, 10, 13, 20, 23, 26, 46, 52, 65, 92, 115, 130, 230, 260, 299, 460, 598, 1196, 1495, 2990, 5980, 15161, 30322, 60644, 75805, 151610, 197093, 303220, 348703, 394186, 697406, 788372, 985465, 1394812, 1743515, 1970930, 3487030, 3941860, 4533139, 6974060, 9066278, 18132556, 22665695, 45331390, 90662780]

約数ペア:

[(1, 90662780), (2, 45331390), (4, 22665695), (5, 18132556), (10, 9066278), (13, 6974060), (20, 4533139), (23, 3941860), (26, 3487030), (46, 1970930), (52, 1743515), (65, 1394812), (92, 985465), (115, 788372), (130, 697406), (230, 394186), (260, 348703), (299, 303220), (460, 197093), (598, 151610), (1196, 75805), (1495, 60644), (2990, 30322), (5980, 15161)]