108989498890

素因数分解:

$2^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{1019}}^1\times {\mathrm{135389}}^1$

素因数の和:136494

約数の個数: 32

約数和(自身を含む): 198860832000

約数和(自身を除く): 89871333110

約数列:

[1, 2, 5, 10, 79, 158, 395, 790, 1019, 2038, 5095, 10190, 80501, 135389, 161002, 270778, 402505, 676945, 805010, 1353890, 10695731, 21391462, 53478655, 106957310, 137961391, 275922782, 689806955, 1379613910, 10898949889, 21797899778, 54494749445, 108989498890]

約数ペア:

[(1, 108989498890), (2, 54494749445), (5, 21797899778), (10, 10898949889), (79, 1379613910), (158, 689806955), (395, 275922782), (790, 137961391), (1019, 106957310), (2038, 53478655), (5095, 21391462), (10190, 10695731), (80501, 1353890), (135389, 805010), (161002, 676945), (270778, 402505)]