25482275

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{487}}^1$

素因数の和:540

約数の個数: 48

約数和(自身を含む): 40664064

約数和(自身を除く): 15181789

約数列:

[1, 5, 7, 13, 23, 25, 35, 65, 91, 115, 161, 175, 299, 325, 455, 487, 575, 805, 1495, 2093, 2275, 2435, 3409, 4025, 6331, 7475, 10465, 11201, 12175, 17045, 31655, 44317, 52325, 56005, 78407, 85225, 145613, 158275, 221585, 280025, 392035, 728065, 1019291, 1107925, 1960175, 3640325, 5096455, 25482275]

約数ペア:

[(1, 25482275), (5, 5096455), (7, 3640325), (13, 1960175), (23, 1107925), (25, 1019291), (35, 728065), (65, 392035), (91, 280025), (115, 221585), (161, 158275), (175, 145613), (299, 85225), (325, 78407), (455, 56005), (487, 52325), (575, 44317), (805, 31655), (1495, 17045), (2093, 12175), (2275, 11201), (2435, 10465), (3409, 7475), (4025, 6331)]