217675250

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{66977}}^1$

素因数の和:67007

約数の個数: 32

約数和(自身を含む): 438839856

約数和(自身を除く): 221164606

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 125, 130, 250, 325, 650, 1625, 3250, 66977, 133954, 334885, 669770, 870701, 1674425, 1741402, 3348850, 4353505, 8372125, 8707010, 16744250, 21767525, 43535050, 108837625, 217675250]

約数ペア:

[(1, 217675250), (2, 108837625), (5, 43535050), (10, 21767525), (13, 16744250), (25, 8707010), (26, 8372125), (50, 4353505), (65, 3348850), (125, 1741402), (130, 1674425), (250, 870701), (325, 669770), (650, 334885), (1625, 133954), (3250, 66977)]