70338580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{2789}}^1$

素因数の和:2908

約数の個数: 48

約数和(自身を含む): 160770960

約数和(自身を除く): 90432380

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 97, 130, 194, 260, 388, 485, 970, 1261, 1940, 2522, 2789, 5044, 5578, 6305, 11156, 12610, 13945, 25220, 27890, 36257, 55780, 72514, 145028, 181285, 270533, 362570, 541066, 725140, 1082132, 1352665, 2705330, 3516929, 5410660, 7033858, 14067716, 17584645, 35169290, 70338580]

約数ペア:

[(1, 70338580), (2, 35169290), (4, 17584645), (5, 14067716), (10, 7033858), (13, 5410660), (20, 3516929), (26, 2705330), (52, 1352665), (65, 1082132), (97, 725140), (130, 541066), (194, 362570), (260, 270533), (388, 181285), (485, 145028), (970, 72514), (1261, 55780), (1940, 36257), (2522, 27890), (2789, 25220), (5044, 13945), (5578, 12610), (6305, 11156)]