66653360

素因数分解:

$2^4\times 5^1\times {\mathrm{103}}^1\times {\mathrm{8089}}^1$

素因数の和:8205

約数の個数: 40

約数和(自身を含む): 156492960

約数和(自身を除く): 89839600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 103, 206, 412, 515, 824, 1030, 1648, 2060, 4120, 8089, 8240, 16178, 32356, 40445, 64712, 80890, 129424, 161780, 323560, 647120, 833167, 1666334, 3332668, 4165835, 6665336, 8331670, 13330672, 16663340, 33326680, 66653360]

約数ペア:

[(1, 66653360), (2, 33326680), (4, 16663340), (5, 13330672), (8, 8331670), (10, 6665336), (16, 4165835), (20, 3332668), (40, 1666334), (80, 833167), (103, 647120), (206, 323560), (412, 161780), (515, 129424), (824, 80890), (1030, 64712), (1648, 40445), (2060, 32356), (4120, 16178), (8089, 8240)]