89042980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{8353}}^1$

素因数の和:8416

約数の個数: 48

約数和(自身を含む): 206310384

約数和(自身を除く): 117267404

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 41, 52, 65, 82, 130, 164, 205, 260, 410, 533, 820, 1066, 2132, 2665, 5330, 8353, 10660, 16706, 33412, 41765, 83530, 108589, 167060, 217178, 342473, 434356, 542945, 684946, 1085890, 1369892, 1712365, 2171780, 3424730, 4452149, 6849460, 8904298, 17808596, 22260745, 44521490, 89042980]

約数ペア:

[(1, 89042980), (2, 44521490), (4, 22260745), (5, 17808596), (10, 8904298), (13, 6849460), (20, 4452149), (26, 3424730), (41, 2171780), (52, 1712365), (65, 1369892), (82, 1085890), (130, 684946), (164, 542945), (205, 434356), (260, 342473), (410, 217178), (533, 167060), (820, 108589), (1066, 83530), (2132, 41765), (2665, 33412), (5330, 16706), (8353, 10660)]