90246250

素因数分解:

$2^1\times 5^4\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1$

素因数の和:161

約数の個数: 80

約数和(自身を含む): 183091392

約数和(自身を除く): 92845142

約数列:

[1, 2, 5, 10, 23, 25, 43, 46, 50, 73, 86, 115, 125, 146, 215, 230, 250, 365, 430, 575, 625, 730, 989, 1075, 1150, 1250, 1679, 1825, 1978, 2150, 2875, 3139, 3358, 3650, 4945, 5375, 5750, 6278, 8395, 9125, 9890, 10750, 14375, 15695, 16790, 18250, 24725, 26875, 28750, 31390, 41975, 45625, 49450, 53750, 72197, 78475, 83950, 91250, 123625, 144394, 156950, 209875, 247250, 360985, 392375, 419750, 618125, 721970, 784750, 1049375, 1236250, 1804925, 1961875, 2098750, 3609850, 3923750, 9024625, 18049250, 45123125, 90246250]

約数ペア:

[(1, 90246250), (2, 45123125), (5, 18049250), (10, 9024625), (23, 3923750), (25, 3609850), (43, 2098750), (46, 1961875), (50, 1804925), (73, 1236250), (86, 1049375), (115, 784750), (125, 721970), (146, 618125), (215, 419750), (230, 392375), (250, 360985), (365, 247250), (430, 209875), (575, 156950), (625, 144394), (730, 123625), (989, 91250), (1075, 83950), (1150, 78475), (1250, 72197), (1679, 53750), (1825, 49450), (1978, 45625), (2150, 41975), (2875, 31390), (3139, 28750), (3358, 26875), (3650, 24725), (4945, 18250), (5375, 16790), (5750, 15695), (6278, 14375), (8395, 10750), (9125, 9890)]