91889720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{176711}}^1$

素因数の和:176735

約数の個数: 32

約数和(自身を含む): 222657120

約数和(自身を除く): 130767400

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 176711, 353422, 706844, 883555, 1413688, 1767110, 2297243, 3534220, 4594486, 7068440, 9188972, 11486215, 18377944, 22972430, 45944860, 91889720]

約数ペア:

[(1, 91889720), (2, 45944860), (4, 22972430), (5, 18377944), (8, 11486215), (10, 9188972), (13, 7068440), (20, 4594486), (26, 3534220), (40, 2297243), (52, 1767110), (65, 1413688), (104, 883555), (130, 706844), (260, 353422), (520, 176711)]