71779552

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{1583}}^1$

素因数の和:1715

約数の個数: 48

約数和(自身を含む): 153679680

約数和(自身を除く): 81900128

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 109, 208, 218, 416, 436, 872, 1417, 1583, 1744, 2834, 3166, 3488, 5668, 6332, 11336, 12664, 20579, 22672, 25328, 41158, 45344, 50656, 82316, 164632, 172547, 329264, 345094, 658528, 690188, 1380376, 2243111, 2760752, 4486222, 5521504, 8972444, 17944888, 35889776, 71779552]

約数ペア:

[(1, 71779552), (2, 35889776), (4, 17944888), (8, 8972444), (13, 5521504), (16, 4486222), (26, 2760752), (32, 2243111), (52, 1380376), (104, 690188), (109, 658528), (208, 345094), (218, 329264), (416, 172547), (436, 164632), (872, 82316), (1417, 50656), (1583, 45344), (1744, 41158), (2834, 25328), (3166, 22672), (3488, 20579), (5668, 12664), (6332, 11336)]