207931250

素因数分解:

$2^1\times 5^5\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1$

素因数の和:166

約数の個数: 96

約数和(自身を含む): 438721920

約数和(自身を除く): 230790670

約数列:

[1, 2, 5, 10, 17, 19, 25, 34, 38, 50, 85, 95, 103, 125, 170, 190, 206, 250, 323, 425, 475, 515, 625, 646, 850, 950, 1030, 1250, 1615, 1751, 1957, 2125, 2375, 2575, 3125, 3230, 3502, 3914, 4250, 4750, 5150, 6250, 8075, 8755, 9785, 10625, 11875, 12875, 16150, 17510, 19570, 21250, 23750, 25750, 33269, 40375, 43775, 48925, 53125, 59375, 64375, 66538, 80750, 87550, 97850, 106250, 118750, 128750, 166345, 201875, 218875, 244625, 321875, 332690, 403750, 437750, 489250, 643750, 831725, 1009375, 1094375, 1223125, 1663450, 2018750, 2188750, 2446250, 4158625, 5471875, 6115625, 8317250, 10943750, 12231250, 20793125, 41586250, 103965625, 207931250]

約数ペア:

[(1, 207931250), (2, 103965625), (5, 41586250), (10, 20793125), (17, 12231250), (19, 10943750), (25, 8317250), (34, 6115625), (38, 5471875), (50, 4158625), (85, 2446250), (95, 2188750), (103, 2018750), (125, 1663450), (170, 1223125), (190, 1094375), (206, 1009375), (250, 831725), (323, 643750), (425, 489250), (475, 437750), (515, 403750), (625, 332690), (646, 321875), (850, 244625), (950, 218875), (1030, 201875), (1250, 166345), (1615, 128750), (1751, 118750), (1957, 106250), (2125, 97850), (2375, 87550), (2575, 80750), (3125, 66538), (3230, 64375), (3502, 59375), (3914, 53125), (4250, 48925), (4750, 43775), (5150, 40375), (6250, 33269), (8075, 25750), (8755, 23750), (9785, 21250), (10625, 19570), (11875, 17510), (12875, 16150)]