90174500

素因数分解:

$2^2\times 5^3\times {\mathrm{13}}^1\times {\mathrm{13873}}^1$

素因数の和:13905

約数の個数: 48

約数和(自身を含む): 212105712

約数和(自身を除く): 121931212

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 125, 130, 250, 260, 325, 500, 650, 1300, 1625, 3250, 6500, 13873, 27746, 55492, 69365, 138730, 180349, 277460, 346825, 360698, 693650, 721396, 901745, 1387300, 1734125, 1803490, 3468250, 3606980, 4508725, 6936500, 9017450, 18034900, 22543625, 45087250, 90174500]

約数ペア:

[(1, 90174500), (2, 45087250), (4, 22543625), (5, 18034900), (10, 9017450), (13, 6936500), (20, 4508725), (25, 3606980), (26, 3468250), (50, 1803490), (52, 1734125), (65, 1387300), (100, 901745), (125, 721396), (130, 693650), (250, 360698), (260, 346825), (325, 277460), (500, 180349), (650, 138730), (1300, 69365), (1625, 55492), (3250, 27746), (6500, 13873)]