78814580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{233}}^1\times {\mathrm{1301}}^1$

素因数の和:1556

約数の個数: 48

約数和(自身を含む): 179144784

約数和(自身を除く): 100330204

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 233, 260, 466, 932, 1165, 1301, 2330, 2602, 3029, 4660, 5204, 6058, 6505, 12116, 13010, 15145, 16913, 26020, 30290, 33826, 60580, 67652, 84565, 169130, 303133, 338260, 606266, 1212532, 1515665, 3031330, 3940729, 6062660, 7881458, 15762916, 19703645, 39407290, 78814580]

約数ペア:

[(1, 78814580), (2, 39407290), (4, 19703645), (5, 15762916), (10, 7881458), (13, 6062660), (20, 3940729), (26, 3031330), (52, 1515665), (65, 1212532), (130, 606266), (233, 338260), (260, 303133), (466, 169130), (932, 84565), (1165, 67652), (1301, 60580), (2330, 33826), (2602, 30290), (3029, 26020), (4660, 16913), (5204, 15145), (6058, 13010), (6505, 12116)]