90617345

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{2521}}^1$

素因数の和:2625

約数の個数: 32

約数和(自身を含む): 135582720

約数和(自身を除く): 44965375

約数列:

[1, 5, 7, 13, 35, 65, 79, 91, 395, 455, 553, 1027, 2521, 2765, 5135, 7189, 12605, 17647, 32773, 35945, 88235, 163865, 199159, 229411, 995795, 1147055, 1394113, 2589067, 6970565, 12945335, 18123469, 90617345]

約数ペア:

[(1, 90617345), (5, 18123469), (7, 12945335), (13, 6970565), (35, 2589067), (65, 1394113), (79, 1147055), (91, 995795), (395, 229411), (455, 199159), (553, 163865), (1027, 88235), (2521, 35945), (2765, 32773), (5135, 17647), (7189, 12605)]