68765560

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{90481}}^1$

素因数の和:90511

約数の個数: 32

約数和(自身を含む): 162867600

約数和(自身を除く): 94102040

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 90481, 180962, 361924, 452405, 723848, 904810, 1719139, 1809620, 3438278, 3619240, 6876556, 8595695, 13753112, 17191390, 34382780, 68765560]

約数ペア:

[(1, 68765560), (2, 34382780), (4, 17191390), (5, 13753112), (8, 8595695), (10, 6876556), (19, 3619240), (20, 3438278), (38, 1809620), (40, 1719139), (76, 904810), (95, 723848), (152, 452405), (190, 361924), (380, 180962), (760, 90481)]