196955590

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{15619}}^1$

素因数の和:15736

約数の個数: 32

約数和(自身を含む): 385751520

約数和(自身を除く): 188795930

約数列:

[1, 2, 5, 10, 13, 26, 65, 97, 130, 194, 485, 970, 1261, 2522, 6305, 12610, 15619, 31238, 78095, 156190, 203047, 406094, 1015235, 1515043, 2030470, 3030086, 7575215, 15150430, 19695559, 39391118, 98477795, 196955590]

約数ペア:

[(1, 196955590), (2, 98477795), (5, 39391118), (10, 19695559), (13, 15150430), (26, 7575215), (65, 3030086), (97, 2030470), (130, 1515043), (194, 1015235), (485, 406094), (970, 203047), (1261, 156190), (2522, 78095), (6305, 31238), (12610, 15619)]