49427320

素因数分解:

$2^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{12739}}^1$

素因数の和:12847

約数の個数: 32

約数和(自身を含む): 112366800

約数和(自身を除く): 62939480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 97, 194, 388, 485, 776, 970, 1940, 3880, 12739, 25478, 50956, 63695, 101912, 127390, 254780, 509560, 1235683, 2471366, 4942732, 6178415, 9885464, 12356830, 24713660, 49427320]

約数ペア:

[(1, 49427320), (2, 24713660), (4, 12356830), (5, 9885464), (8, 6178415), (10, 4942732), (20, 2471366), (40, 1235683), (97, 509560), (194, 254780), (388, 127390), (485, 101912), (776, 63695), (970, 50956), (1940, 25478), (3880, 12739)]