25624990

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{2591}}^1$

素因数の和:2664

約数の個数: 32

約数和(自身を含む): 49268736

約数和(自身を除く): 23643746

約数列:

[1, 2, 5, 10, 23, 43, 46, 86, 115, 215, 230, 430, 989, 1978, 2591, 4945, 5182, 9890, 12955, 25910, 59593, 111413, 119186, 222826, 297965, 557065, 595930, 1114130, 2562499, 5124998, 12812495, 25624990]

約数ペア:

[(1, 25624990), (2, 12812495), (5, 5124998), (10, 2562499), (23, 1114130), (43, 595930), (46, 557065), (86, 297965), (115, 222826), (215, 119186), (230, 111413), (430, 59593), (989, 25910), (1978, 12955), (2591, 9890), (4945, 5182)]