155575168

素因数分解:

$2^7\times 7^1\times {\mathrm{401}}^1\times {\mathrm{433}}^1$

素因数の和:855

約数の個数: 64

約数和(自身を含む): 355914720

約数和(自身を除く): 200339552

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 401, 433, 448, 802, 866, 896, 1604, 1732, 2807, 3031, 3208, 3464, 5614, 6062, 6416, 6928, 11228, 12124, 12832, 13856, 22456, 24248, 25664, 27712, 44912, 48496, 51328, 55424, 89824, 96992, 173633, 179648, 193984, 347266, 359296, 387968, 694532, 1215431, 1389064, 2430862, 2778128, 4861724, 5556256, 9723448, 11112512, 19446896, 22225024, 38893792, 77787584, 155575168]

約数ペア:

[(1, 155575168), (2, 77787584), (4, 38893792), (7, 22225024), (8, 19446896), (14, 11112512), (16, 9723448), (28, 5556256), (32, 4861724), (56, 2778128), (64, 2430862), (112, 1389064), (128, 1215431), (224, 694532), (401, 387968), (433, 359296), (448, 347266), (802, 193984), (866, 179648), (896, 173633), (1604, 96992), (1732, 89824), (2807, 55424), (3031, 51328), (3208, 48496), (3464, 44912), (5614, 27712), (6062, 25664), (6416, 24248), (6928, 22456), (11228, 13856), (12124, 12832)]