161791616

素因数分解:

$2^7\times 7^1\times {\mathrm{53}}^1\times {\mathrm{3407}}^1$

素因数の和:3481

約数の個数: 64

約数和(自身を含む): 375425280

約数和(自身を除く): 213633664

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 53, 56, 64, 106, 112, 128, 212, 224, 371, 424, 448, 742, 848, 896, 1484, 1696, 2968, 3392, 3407, 5936, 6784, 6814, 11872, 13628, 23744, 23849, 27256, 47488, 47698, 54512, 95396, 109024, 180571, 190792, 218048, 361142, 381584, 436096, 722284, 763168, 1263997, 1444568, 1526336, 2527994, 2889136, 3052672, 5055988, 5778272, 10111976, 11556544, 20223952, 23113088, 40447904, 80895808, 161791616]

約数ペア:

[(1, 161791616), (2, 80895808), (4, 40447904), (7, 23113088), (8, 20223952), (14, 11556544), (16, 10111976), (28, 5778272), (32, 5055988), (53, 3052672), (56, 2889136), (64, 2527994), (106, 1526336), (112, 1444568), (128, 1263997), (212, 763168), (224, 722284), (371, 436096), (424, 381584), (448, 361142), (742, 218048), (848, 190792), (896, 180571), (1484, 109024), (1696, 95396), (2968, 54512), (3392, 47698), (3407, 47488), (5936, 27256), (6784, 23849), (6814, 23744), (11872, 13628)]