289318750

素因数分解:

$2^1\times 5^5\times 7^1\times {\mathrm{17}}^1\times {\mathrm{389}}^1$

素因数の和:440

約数の個数: 96

約数和(自身を含む): 658082880

約数和(自身を除く): 368764130

約数列:

[1, 2, 5, 7, 10, 14, 17, 25, 34, 35, 50, 70, 85, 119, 125, 170, 175, 238, 250, 350, 389, 425, 595, 625, 778, 850, 875, 1190, 1250, 1750, 1945, 2125, 2723, 2975, 3125, 3890, 4250, 4375, 5446, 5950, 6250, 6613, 8750, 9725, 10625, 13226, 13615, 14875, 19450, 21250, 21875, 27230, 29750, 33065, 43750, 46291, 48625, 53125, 66130, 68075, 74375, 92582, 97250, 106250, 136150, 148750, 165325, 231455, 243125, 330650, 340375, 371875, 462910, 486250, 680750, 743750, 826625, 1157275, 1215625, 1653250, 1701875, 2314550, 2431250, 3403750, 4133125, 5786375, 8266250, 8509375, 11572750, 17018750, 20665625, 28931875, 41331250, 57863750, 144659375, 289318750]

約数ペア:

[(1, 289318750), (2, 144659375), (5, 57863750), (7, 41331250), (10, 28931875), (14, 20665625), (17, 17018750), (25, 11572750), (34, 8509375), (35, 8266250), (50, 5786375), (70, 4133125), (85, 3403750), (119, 2431250), (125, 2314550), (170, 1701875), (175, 1653250), (238, 1215625), (250, 1157275), (350, 826625), (389, 743750), (425, 680750), (595, 486250), (625, 462910), (778, 371875), (850, 340375), (875, 330650), (1190, 243125), (1250, 231455), (1750, 165325), (1945, 148750), (2125, 136150), (2723, 106250), (2975, 97250), (3125, 92582), (3890, 74375), (4250, 68075), (4375, 66130), (5446, 53125), (5950, 48625), (6250, 46291), (6613, 43750), (8750, 33065), (9725, 29750), (10625, 27230), (13226, 21875), (13615, 21250), (14875, 19450)]