834637525

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{419}}^1$

素因数の和:598

約数の個数: 48

約数和(自身を含む): 1134302400

約数和(自身を除く): 299664875

約数列:

[1, 5, 17, 25, 43, 85, 109, 215, 419, 425, 545, 731, 1075, 1853, 2095, 2725, 3655, 4687, 7123, 9265, 10475, 18017, 18275, 23435, 35615, 45671, 46325, 79679, 90085, 117175, 178075, 228355, 306289, 398395, 450425, 776407, 1141775, 1531445, 1963853, 1991975, 3882035, 7657225, 9819265, 19410175, 33385501, 49096325, 166927505, 834637525]

約数ペア:

[(1, 834637525), (5, 166927505), (17, 49096325), (25, 33385501), (43, 19410175), (85, 9819265), (109, 7657225), (215, 3882035), (419, 1991975), (425, 1963853), (545, 1531445), (731, 1141775), (1075, 776407), (1853, 450425), (2095, 398395), (2725, 306289), (3655, 228355), (4687, 178075), (7123, 117175), (9265, 90085), (10475, 79679), (18017, 46325), (18275, 45671), (23435, 35615)]