72698600

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{27961}}^1$

素因数の和:27990

約数の個数: 48

約数和(自身を含む): 182032620

約数和(自身を除く): 109334020

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 100, 104, 130, 200, 260, 325, 520, 650, 1300, 2600, 27961, 55922, 111844, 139805, 223688, 279610, 363493, 559220, 699025, 726986, 1118440, 1398050, 1453972, 1817465, 2796100, 2907944, 3634930, 5592200, 7269860, 9087325, 14539720, 18174650, 36349300, 72698600]

約数ペア:

[(1, 72698600), (2, 36349300), (4, 18174650), (5, 14539720), (8, 9087325), (10, 7269860), (13, 5592200), (20, 3634930), (25, 2907944), (26, 2796100), (40, 1817465), (50, 1453972), (52, 1398050), (65, 1118440), (100, 726986), (104, 699025), (130, 559220), (200, 363493), (260, 279610), (325, 223688), (520, 139805), (650, 111844), (1300, 55922), (2600, 27961)]