71380040

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{77587}}^1$

素因数の和:77621

約数の個数: 32

約数和(自身を含む): 167590080

約数和(自身を除く): 96210040

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 77587, 155174, 310348, 387935, 620696, 775870, 1551740, 1784501, 3103480, 3569002, 7138004, 8922505, 14276008, 17845010, 35690020, 71380040]

約数ペア:

[(1, 71380040), (2, 35690020), (4, 17845010), (5, 14276008), (8, 8922505), (10, 7138004), (20, 3569002), (23, 3103480), (40, 1784501), (46, 1551740), (92, 775870), (115, 620696), (184, 387935), (230, 310348), (460, 155174), (920, 77587)]