87894365

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1$

素因数の和:174

約数の個数: 48

約数和(自身を含む): 121746240

約数和(自身を除く): 33851875

約数列:

[1, 5, 13, 41, 43, 59, 65, 169, 205, 215, 295, 533, 559, 767, 845, 1763, 2419, 2537, 2665, 2795, 3835, 6929, 7267, 8815, 9971, 12095, 12685, 22919, 31447, 32981, 34645, 36335, 49855, 104017, 114595, 157235, 164905, 297947, 408811, 428753, 520085, 1352221, 1489735, 2044055, 2143765, 6761105, 17578873, 87894365]

約数ペア:

[(1, 87894365), (5, 17578873), (13, 6761105), (41, 2143765), (43, 2044055), (59, 1489735), (65, 1352221), (169, 520085), (205, 428753), (215, 408811), (295, 297947), (533, 164905), (559, 157235), (767, 114595), (845, 104017), (1763, 49855), (2419, 36335), (2537, 34645), (2665, 32981), (2795, 31447), (3835, 22919), (6929, 12685), (7267, 12095), (8815, 9971)]