77039320

素因数分解:

$2^3\times 5^1\times {\mathrm{571}}^1\times {\mathrm{3373}}^1$

素因数の和:3955

約数の個数: 32

約数和(自身を含む): 173693520

約数和(自身を除く): 96654200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 571, 1142, 2284, 2855, 3373, 4568, 5710, 6746, 11420, 13492, 16865, 22840, 26984, 33730, 67460, 134920, 1925983, 3851966, 7703932, 9629915, 15407864, 19259830, 38519660, 77039320]

約数ペア:

[(1, 77039320), (2, 38519660), (4, 19259830), (5, 15407864), (8, 9629915), (10, 7703932), (20, 3851966), (40, 1925983), (571, 134920), (1142, 67460), (2284, 33730), (2855, 26984), (3373, 22840), (4568, 16865), (5710, 13492), (6746, 11420)]