89740720

素因数分解:

$2^4\times 5^1\times {\mathrm{331}}^1\times {\mathrm{3389}}^1$

素因数の和:3733

約数の個数: 40

約数和(自身を含む): 209339280

約数和(自身を除く): 119598560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 331, 662, 1324, 1655, 2648, 3310, 3389, 5296, 6620, 6778, 13240, 13556, 16945, 26480, 27112, 33890, 54224, 67780, 135560, 271120, 1121759, 2243518, 4487036, 5608795, 8974072, 11217590, 17948144, 22435180, 44870360, 89740720]

約数ペア:

[(1, 89740720), (2, 44870360), (4, 22435180), (5, 17948144), (8, 11217590), (10, 8974072), (16, 5608795), (20, 4487036), (40, 2243518), (80, 1121759), (331, 271120), (662, 135560), (1324, 67780), (1655, 54224), (2648, 33890), (3310, 27112), (3389, 26480), (5296, 16945), (6620, 13556), (6778, 13240)]