9999250

素因数分解:

$2^1\times 5^3\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1$

素因数の和:124

約数の個数: 64

約数和(自身を含む): 20487168

約数和(自身を除く): 10487918

約数列:

[1, 2, 5, 10, 23, 25, 37, 46, 47, 50, 74, 94, 115, 125, 185, 230, 235, 250, 370, 470, 575, 851, 925, 1081, 1150, 1175, 1702, 1739, 1850, 2162, 2350, 2875, 3478, 4255, 4625, 5405, 5750, 5875, 8510, 8695, 9250, 10810, 11750, 17390, 21275, 27025, 39997, 42550, 43475, 54050, 79994, 86950, 106375, 135125, 199985, 212750, 217375, 270250, 399970, 434750, 999925, 1999850, 4999625, 9999250]

約数ペア:

[(1, 9999250), (2, 4999625), (5, 1999850), (10, 999925), (23, 434750), (25, 399970), (37, 270250), (46, 217375), (47, 212750), (50, 199985), (74, 135125), (94, 106375), (115, 86950), (125, 79994), (185, 54050), (230, 43475), (235, 42550), (250, 39997), (370, 27025), (470, 21275), (575, 17390), (851, 11750), (925, 10810), (1081, 9250), (1150, 8695), (1175, 8510), (1702, 5875), (1739, 5750), (1850, 5405), (2162, 4625), (2350, 4255), (2875, 3478)]