61905610

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{353}}^1$

素因数の和:463

約数の個数: 64

約数和(自身を含む): 128459520

約数和(自身を除く): 66553910

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 71, 95, 130, 142, 190, 247, 353, 355, 494, 706, 710, 923, 1235, 1349, 1765, 1846, 2470, 2698, 3530, 4589, 4615, 6707, 6745, 9178, 9230, 13414, 13490, 17537, 22945, 25063, 33535, 35074, 45890, 50126, 67070, 87191, 87685, 125315, 174382, 175370, 250630, 325819, 435955, 476197, 651638, 871910, 952394, 1629095, 2380985, 3258190, 4761970, 6190561, 12381122, 30952805, 61905610]

約数ペア:

[(1, 61905610), (2, 30952805), (5, 12381122), (10, 6190561), (13, 4761970), (19, 3258190), (26, 2380985), (38, 1629095), (65, 952394), (71, 871910), (95, 651638), (130, 476197), (142, 435955), (190, 325819), (247, 250630), (353, 175370), (355, 174382), (494, 125315), (706, 87685), (710, 87191), (923, 67070), (1235, 50126), (1349, 45890), (1765, 35074), (1846, 33535), (2470, 25063), (2698, 22945), (3530, 17537), (4589, 13490), (4615, 13414), (6707, 9230), (6745, 9178)]