86620690

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{269}}^1\times {\mathrm{2477}}^1$

素因数の和:2766

約数の個数: 32

約数和(自身を含む): 168603120

約数和(自身を除く): 81982430

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 269, 538, 1345, 2477, 2690, 3497, 4954, 6994, 12385, 17485, 24770, 32201, 34970, 64402, 161005, 322010, 666313, 1332626, 3331565, 6663130, 8662069, 17324138, 43310345, 86620690]

約数ペア:

[(1, 86620690), (2, 43310345), (5, 17324138), (10, 8662069), (13, 6663130), (26, 3331565), (65, 1332626), (130, 666313), (269, 322010), (538, 161005), (1345, 64402), (2477, 34970), (2690, 32201), (3497, 24770), (4954, 17485), (6994, 12385)]