51464320

素因数分解:

$2^7\times 5^1\times {\mathrm{97}}^1\times {\mathrm{829}}^1$

素因数の和:945

約数の個数: 64

約数和(自身を含む): 124450200

約数和(自身を除く): 72985880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 97, 128, 160, 194, 320, 388, 485, 640, 776, 829, 970, 1552, 1658, 1940, 3104, 3316, 3880, 4145, 6208, 6632, 7760, 8290, 12416, 13264, 15520, 16580, 26528, 31040, 33160, 53056, 62080, 66320, 80413, 106112, 132640, 160826, 265280, 321652, 402065, 530560, 643304, 804130, 1286608, 1608260, 2573216, 3216520, 5146432, 6433040, 10292864, 12866080, 25732160, 51464320]

約数ペア:

[(1, 51464320), (2, 25732160), (4, 12866080), (5, 10292864), (8, 6433040), (10, 5146432), (16, 3216520), (20, 2573216), (32, 1608260), (40, 1286608), (64, 804130), (80, 643304), (97, 530560), (128, 402065), (160, 321652), (194, 265280), (320, 160826), (388, 132640), (485, 106112), (640, 80413), (776, 66320), (829, 62080), (970, 53056), (1552, 33160), (1658, 31040), (1940, 26528), (3104, 16580), (3316, 15520), (3880, 13264), (4145, 12416), (6208, 8290), (6632, 7760)]