71900205

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{113}}^1\times {\mathrm{251}}^1$

素因数の和:398

約数の個数: 48

約数和(自身を含む): 126173376

約数和(自身を除く): 54273171

約数列:

[1, 3, 5, 13, 15, 39, 65, 113, 169, 195, 251, 339, 507, 565, 753, 845, 1255, 1469, 1695, 2535, 3263, 3765, 4407, 7345, 9789, 16315, 19097, 22035, 28363, 42419, 48945, 57291, 85089, 95485, 127257, 141815, 212095, 286455, 368719, 425445, 636285, 1106157, 1843595, 4793347, 5530785, 14380041, 23966735, 71900205]

約数ペア:

[(1, 71900205), (3, 23966735), (5, 14380041), (13, 5530785), (15, 4793347), (39, 1843595), (65, 1106157), (113, 636285), (169, 425445), (195, 368719), (251, 286455), (339, 212095), (507, 141815), (565, 127257), (753, 95485), (845, 85089), (1255, 57291), (1469, 48945), (1695, 42419), (2535, 28363), (3263, 22035), (3765, 19097), (4407, 16315), (7345, 9789)]