49680280

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{95539}}^1$

素因数の和:95563

約数の個数: 32

約数和(自身を含む): 120380400

約数和(自身を除く): 70700120

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 95539, 191078, 382156, 477695, 764312, 955390, 1242007, 1910780, 2484014, 3821560, 4968028, 6210035, 9936056, 12420070, 24840140, 49680280]

約数ペア:

[(1, 49680280), (2, 24840140), (4, 12420070), (5, 9936056), (8, 6210035), (10, 4968028), (13, 3821560), (20, 2484014), (26, 1910780), (40, 1242007), (52, 955390), (65, 764312), (104, 477695), (130, 382156), (260, 191078), (520, 95539)]