338935383700

素因数分解:

$2^2\times 5^2\times {\mathrm{157}}^1\times {\mathrm{1279}}^1\times {\mathrm{16879}}^1$

素因数の和:18329

約数の個数: 72

約数和(自身を含む): 740797030400

約数和(自身を除く): 401861646700

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 157, 314, 628, 785, 1279, 1570, 2558, 3140, 3925, 5116, 6395, 7850, 12790, 15700, 16879, 25580, 31975, 33758, 63950, 67516, 84395, 127900, 168790, 200803, 337580, 401606, 421975, 803212, 843950, 1004015, 1687900, 2008030, 2650003, 4016060, 5020075, 5300006, 10040150, 10600012, 13250015, 20080300, 21588241, 26500030, 43176482, 53000060, 66250075, 86352964, 107941205, 132500150, 215882410, 265000300, 431764820, 539706025, 1079412050, 2158824100, 3389353837, 6778707674, 13557415348, 16946769185, 33893538370, 67787076740, 84733845925, 169467691850, 338935383700]

約数ペア:

[(1, 338935383700), (2, 169467691850), (4, 84733845925), (5, 67787076740), (10, 33893538370), (20, 16946769185), (25, 13557415348), (50, 6778707674), (100, 3389353837), (157, 2158824100), (314, 1079412050), (628, 539706025), (785, 431764820), (1279, 265000300), (1570, 215882410), (2558, 132500150), (3140, 107941205), (3925, 86352964), (5116, 66250075), (6395, 53000060), (7850, 43176482), (12790, 26500030), (15700, 21588241), (16879, 20080300), (25580, 13250015), (31975, 10600012), (33758, 10040150), (63950, 5300006), (67516, 5020075), (84395, 4016060), (127900, 2650003), (168790, 2008030), (200803, 1687900), (337580, 1004015), (401606, 843950), (421975, 803212)]