15954560

素因数分解:

$2^7\times 5^1\times {\mathrm{97}}^1\times {\mathrm{257}}^1$

素因数の和:373

約数の個数: 64

約数和(自身を含む): 38684520

約数和(自身を除く): 22729960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 97, 128, 160, 194, 257, 320, 388, 485, 514, 640, 776, 970, 1028, 1285, 1552, 1940, 2056, 2570, 3104, 3880, 4112, 5140, 6208, 7760, 8224, 10280, 12416, 15520, 16448, 20560, 24929, 31040, 32896, 41120, 49858, 62080, 82240, 99716, 124645, 164480, 199432, 249290, 398864, 498580, 797728, 997160, 1595456, 1994320, 3190912, 3988640, 7977280, 15954560]

約数ペア:

[(1, 15954560), (2, 7977280), (4, 3988640), (5, 3190912), (8, 1994320), (10, 1595456), (16, 997160), (20, 797728), (32, 498580), (40, 398864), (64, 249290), (80, 199432), (97, 164480), (128, 124645), (160, 99716), (194, 82240), (257, 62080), (320, 49858), (388, 41120), (485, 32896), (514, 31040), (640, 24929), (776, 20560), (970, 16448), (1028, 15520), (1285, 12416), (1552, 10280), (1940, 8224), (2056, 7760), (2570, 6208), (3104, 5140), (3880, 4112)]