63553880

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{122219}}^1$

素因数の和:122243

約数の個数: 32

約数和(自身を含む): 153997200

約数和(自身を除く): 90443320

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 122219, 244438, 488876, 611095, 977752, 1222190, 1588847, 2444380, 3177694, 4888760, 6355388, 7944235, 12710776, 15888470, 31776940, 63553880]

約数ペア:

[(1, 63553880), (2, 31776940), (4, 15888470), (5, 12710776), (8, 7944235), (10, 6355388), (13, 4888760), (20, 3177694), (26, 2444380), (40, 1588847), (52, 1222190), (65, 977752), (104, 611095), (130, 488876), (260, 244438), (520, 122219)]