25696250

素因数分解:

$2^1\times 5^4\times {\mathrm{61}}^1\times {\mathrm{337}}^1$

素因数の和:420

約数の個数: 40

約数和(自身を含む): 49099908

約数和(自身を除く): 23403658

約数列:

[1, 2, 5, 10, 25, 50, 61, 122, 125, 250, 305, 337, 610, 625, 674, 1250, 1525, 1685, 3050, 3370, 7625, 8425, 15250, 16850, 20557, 38125, 41114, 42125, 76250, 84250, 102785, 205570, 210625, 421250, 513925, 1027850, 2569625, 5139250, 12848125, 25696250]

約数ペア:

[(1, 25696250), (2, 12848125), (5, 5139250), (10, 2569625), (25, 1027850), (50, 513925), (61, 421250), (122, 210625), (125, 205570), (250, 102785), (305, 84250), (337, 76250), (610, 42125), (625, 41114), (674, 38125), (1250, 20557), (1525, 16850), (1685, 15250), (3050, 8425), (3370, 7625)]