80194790

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{26821}}^1$

素因数の和:26864

約数の個数: 32

約数和(自身を含む): 162219456

約数和(自身を除く): 82024666

約数列:

[1, 2, 5, 10, 13, 23, 26, 46, 65, 115, 130, 230, 299, 598, 1495, 2990, 26821, 53642, 134105, 268210, 348673, 616883, 697346, 1233766, 1743365, 3084415, 3486730, 6168830, 8019479, 16038958, 40097395, 80194790]

約数ペア:

[(1, 80194790), (2, 40097395), (5, 16038958), (10, 8019479), (13, 6168830), (23, 3486730), (26, 3084415), (46, 1743365), (65, 1233766), (115, 697346), (130, 616883), (230, 348673), (299, 268210), (598, 134105), (1495, 53642), (2990, 26821)]