51107360

素因数分解:

$2^5\times 5^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{97}}^1$

素因数の和:238

約数の個数: 96

約数和(自身を含む): 126690480

約数和(自身を除く): 75583120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 74, 80, 89, 97, 148, 160, 178, 185, 194, 296, 356, 370, 388, 445, 485, 592, 712, 740, 776, 890, 970, 1184, 1424, 1480, 1552, 1780, 1940, 2848, 2960, 3104, 3293, 3560, 3589, 3880, 5920, 6586, 7120, 7178, 7760, 8633, 13172, 14240, 14356, 15520, 16465, 17266, 17945, 26344, 28712, 32930, 34532, 35890, 43165, 52688, 57424, 65860, 69064, 71780, 86330, 105376, 114848, 131720, 138128, 143560, 172660, 263440, 276256, 287120, 319421, 345320, 526880, 574240, 638842, 690640, 1277684, 1381280, 1597105, 2555368, 3194210, 5110736, 6388420, 10221472, 12776840, 25553680, 51107360]

約数ペア:

[(1, 51107360), (2, 25553680), (4, 12776840), (5, 10221472), (8, 6388420), (10, 5110736), (16, 3194210), (20, 2555368), (32, 1597105), (37, 1381280), (40, 1277684), (74, 690640), (80, 638842), (89, 574240), (97, 526880), (148, 345320), (160, 319421), (178, 287120), (185, 276256), (194, 263440), (296, 172660), (356, 143560), (370, 138128), (388, 131720), (445, 114848), (485, 105376), (592, 86330), (712, 71780), (740, 69064), (776, 65860), (890, 57424), (970, 52688), (1184, 43165), (1424, 35890), (1480, 34532), (1552, 32930), (1780, 28712), (1940, 26344), (2848, 17945), (2960, 17266), (3104, 16465), (3293, 15520), (3560, 14356), (3589, 14240), (3880, 13172), (5920, 8633), (6586, 7760), (7120, 7178)]