80702860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{353}}^1$

素因数の和:463

約数の個数: 96

約数和(自身を含む): 205535232

約数和(自身を除く): 124832372

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 71, 92, 115, 140, 142, 161, 230, 284, 322, 353, 355, 460, 497, 644, 706, 710, 805, 994, 1412, 1420, 1610, 1633, 1765, 1988, 2471, 2485, 3220, 3266, 3530, 4942, 4970, 6532, 7060, 8119, 8165, 9884, 9940, 11431, 12355, 16238, 16330, 22862, 24710, 25063, 32476, 32660, 40595, 45724, 49420, 50126, 56833, 57155, 81190, 100252, 113666, 114310, 125315, 162380, 175441, 227332, 228620, 250630, 284165, 350882, 501260, 568330, 576449, 701764, 877205, 1136660, 1152898, 1754410, 2305796, 2882245, 3508820, 4035143, 5764490, 8070286, 11528980, 16140572, 20175715, 40351430, 80702860]

約数ペア:

[(1, 80702860), (2, 40351430), (4, 20175715), (5, 16140572), (7, 11528980), (10, 8070286), (14, 5764490), (20, 4035143), (23, 3508820), (28, 2882245), (35, 2305796), (46, 1754410), (70, 1152898), (71, 1136660), (92, 877205), (115, 701764), (140, 576449), (142, 568330), (161, 501260), (230, 350882), (284, 284165), (322, 250630), (353, 228620), (355, 227332), (460, 175441), (497, 162380), (644, 125315), (706, 114310), (710, 113666), (805, 100252), (994, 81190), (1412, 57155), (1420, 56833), (1610, 50126), (1633, 49420), (1765, 45724), (1988, 40595), (2471, 32660), (2485, 32476), (3220, 25063), (3266, 24710), (3530, 22862), (4942, 16330), (4970, 16238), (6532, 12355), (7060, 11431), (8119, 9940), (8165, 9884)]