49815320

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{347}}^1$

素因数の和:492

約数の個数: 64

約数和(自身を含む): 116635680

約数和(自身を除く): 66820360

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 97, 148, 185, 194, 296, 347, 370, 388, 485, 694, 740, 776, 970, 1388, 1480, 1735, 1940, 2776, 3470, 3589, 3880, 6940, 7178, 12839, 13880, 14356, 17945, 25678, 28712, 33659, 35890, 51356, 64195, 67318, 71780, 102712, 128390, 134636, 143560, 168295, 256780, 269272, 336590, 513560, 673180, 1245383, 1346360, 2490766, 4981532, 6226915, 9963064, 12453830, 24907660, 49815320]

約数ペア:

[(1, 49815320), (2, 24907660), (4, 12453830), (5, 9963064), (8, 6226915), (10, 4981532), (20, 2490766), (37, 1346360), (40, 1245383), (74, 673180), (97, 513560), (148, 336590), (185, 269272), (194, 256780), (296, 168295), (347, 143560), (370, 134636), (388, 128390), (485, 102712), (694, 71780), (740, 67318), (776, 64195), (970, 51356), (1388, 35890), (1480, 33659), (1735, 28712), (1940, 25678), (2776, 17945), (3470, 14356), (3589, 13880), (3880, 12839), (6940, 7178)]