74749870

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{709}}^1\times {\mathrm{811}}^1$

素因数の和:1540

約数の個数: 32

約数和(自身を含む): 145283040

約数和(自身を除く): 70533170

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 709, 811, 1418, 1622, 3545, 4055, 7090, 8110, 9217, 10543, 18434, 21086, 46085, 52715, 92170, 105430, 574999, 1149998, 2874995, 5749990, 7474987, 14949974, 37374935, 74749870]

約数ペア:

[(1, 74749870), (2, 37374935), (5, 14949974), (10, 7474987), (13, 5749990), (26, 2874995), (65, 1149998), (130, 574999), (709, 105430), (811, 92170), (1418, 52715), (1622, 46085), (3545, 21086), (4055, 18434), (7090, 10543), (8110, 9217)]