61561660

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^2\times {\mathrm{3203}}^1$

素因数の和:3274

約数の個数: 36

約数和(自身を含む): 133626024

約数和(自身を除く): 72064364

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 961, 1922, 3203, 3844, 4805, 6406, 9610, 12812, 16015, 19220, 32030, 64060, 99293, 198586, 397172, 496465, 992930, 1985860, 3078083, 6156166, 12312332, 15390415, 30780830, 61561660]

約数ペア:

[(1, 61561660), (2, 30780830), (4, 15390415), (5, 12312332), (10, 6156166), (20, 3078083), (31, 1985860), (62, 992930), (124, 496465), (155, 397172), (310, 198586), (620, 99293), (961, 64060), (1922, 32030), (3203, 19220), (3844, 16015), (4805, 12812), (6406, 9610)]