71501456

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{277}}^1$

素因数の和:388

約数の個数: 80

約数和(自身を含む): 160708464

約数和(自身を除く): 89207008

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 52, 68, 73, 104, 136, 146, 208, 221, 272, 277, 292, 442, 554, 584, 884, 949, 1108, 1168, 1241, 1768, 1898, 2216, 2482, 3536, 3601, 3796, 4432, 4709, 4964, 7202, 7592, 9418, 9928, 14404, 15184, 16133, 18836, 19856, 20221, 28808, 32266, 37672, 40442, 57616, 61217, 64532, 75344, 80884, 122434, 129064, 161768, 244868, 258128, 262873, 323536, 343757, 489736, 525746, 687514, 979472, 1051492, 1375028, 2102984, 2750056, 4205968, 4468841, 5500112, 8937682, 17875364, 35750728, 71501456]

約数ペア:

[(1, 71501456), (2, 35750728), (4, 17875364), (8, 8937682), (13, 5500112), (16, 4468841), (17, 4205968), (26, 2750056), (34, 2102984), (52, 1375028), (68, 1051492), (73, 979472), (104, 687514), (136, 525746), (146, 489736), (208, 343757), (221, 323536), (272, 262873), (277, 258128), (292, 244868), (442, 161768), (554, 129064), (584, 122434), (884, 80884), (949, 75344), (1108, 64532), (1168, 61217), (1241, 57616), (1768, 40442), (1898, 37672), (2216, 32266), (2482, 28808), (3536, 20221), (3601, 19856), (3796, 18836), (4432, 16133), (4709, 15184), (4964, 14404), (7202, 9928), (7592, 9418)]