79913990

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{6907}}^1$

素因数の和:7016

約数の個数: 32

約数和(自身を含む): 156673440

約数和(自身を除く): 76759450

約数列:

[1, 2, 5, 10, 13, 26, 65, 89, 130, 178, 445, 890, 1157, 2314, 5785, 6907, 11570, 13814, 34535, 69070, 89791, 179582, 448955, 614723, 897910, 1229446, 3073615, 6147230, 7991399, 15982798, 39956995, 79913990]

約数ペア:

[(1, 79913990), (2, 39956995), (5, 15982798), (10, 7991399), (13, 6147230), (26, 3073615), (65, 1229446), (89, 897910), (130, 614723), (178, 448955), (445, 179582), (890, 89791), (1157, 69070), (2314, 34535), (5785, 13814), (6907, 11570)]