339968750

素因数分解:

$2^1\times 5^6\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1$

素因数の和:109

約数の個数: 112

約数和(自身を含む): 742490496

約数和(自身を除く): 402521746

約数列:

[1, 2, 5, 10, 11, 22, 23, 25, 43, 46, 50, 55, 86, 110, 115, 125, 215, 230, 250, 253, 275, 430, 473, 506, 550, 575, 625, 946, 989, 1075, 1150, 1250, 1265, 1375, 1978, 2150, 2365, 2530, 2750, 2875, 3125, 4730, 4945, 5375, 5750, 6250, 6325, 6875, 9890, 10750, 10879, 11825, 12650, 13750, 14375, 15625, 21758, 23650, 24725, 26875, 28750, 31250, 31625, 34375, 49450, 53750, 54395, 59125, 63250, 68750, 71875, 108790, 118250, 123625, 134375, 143750, 158125, 171875, 247250, 268750, 271975, 295625, 316250, 343750, 359375, 543950, 591250, 618125, 671875, 718750, 790625, 1236250, 1343750, 1359875, 1478125, 1581250, 2719750, 2956250, 3090625, 3953125, 6181250, 6799375, 7390625, 7906250, 13598750, 14781250, 15453125, 30906250, 33996875, 67993750, 169984375, 339968750]

約数ペア:

[(1, 339968750), (2, 169984375), (5, 67993750), (10, 33996875), (11, 30906250), (22, 15453125), (23, 14781250), (25, 13598750), (43, 7906250), (46, 7390625), (50, 6799375), (55, 6181250), (86, 3953125), (110, 3090625), (115, 2956250), (125, 2719750), (215, 1581250), (230, 1478125), (250, 1359875), (253, 1343750), (275, 1236250), (430, 790625), (473, 718750), (506, 671875), (550, 618125), (575, 591250), (625, 543950), (946, 359375), (989, 343750), (1075, 316250), (1150, 295625), (1250, 271975), (1265, 268750), (1375, 247250), (1978, 171875), (2150, 158125), (2365, 143750), (2530, 134375), (2750, 123625), (2875, 118250), (3125, 108790), (4730, 71875), (4945, 68750), (5375, 63250), (5750, 59125), (6250, 54395), (6325, 53750), (6875, 49450), (9890, 34375), (10750, 31625), (10879, 31250), (11825, 28750), (12650, 26875), (13750, 24725), (14375, 23650), (15625, 21758)]