102809720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{197711}}^1$

素因数の和:197735

約数の個数: 32

約数和(自身を含む): 249117120

約数和(自身を除く): 146307400

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 197711, 395422, 790844, 988555, 1581688, 1977110, 2570243, 3954220, 5140486, 7908440, 10280972, 12851215, 20561944, 25702430, 51404860, 102809720]

約数ペア:

[(1, 102809720), (2, 51404860), (4, 25702430), (5, 20561944), (8, 12851215), (10, 10280972), (13, 7908440), (20, 5140486), (26, 3954220), (40, 2570243), (52, 1977110), (65, 1581688), (104, 988555), (130, 790844), (260, 395422), (520, 197711)]