61715920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{191}}^1\times {\mathrm{577}}^1$

素因数の和:788

約数の個数: 80

約数和(自身を含む): 165132288

約数和(自身を除く): 103416368

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 191, 280, 382, 560, 577, 764, 955, 1154, 1337, 1528, 1910, 2308, 2674, 2885, 3056, 3820, 4039, 4616, 5348, 5770, 6685, 7640, 8078, 9232, 10696, 11540, 13370, 15280, 16156, 20195, 21392, 23080, 26740, 32312, 40390, 46160, 53480, 64624, 80780, 106960, 110207, 161560, 220414, 323120, 440828, 551035, 771449, 881656, 1102070, 1542898, 1763312, 2204140, 3085796, 3857245, 4408280, 6171592, 7714490, 8816560, 12343184, 15428980, 30857960, 61715920]

約数ペア:

[(1, 61715920), (2, 30857960), (4, 15428980), (5, 12343184), (7, 8816560), (8, 7714490), (10, 6171592), (14, 4408280), (16, 3857245), (20, 3085796), (28, 2204140), (35, 1763312), (40, 1542898), (56, 1102070), (70, 881656), (80, 771449), (112, 551035), (140, 440828), (191, 323120), (280, 220414), (382, 161560), (560, 110207), (577, 106960), (764, 80780), (955, 64624), (1154, 53480), (1337, 46160), (1528, 40390), (1910, 32312), (2308, 26740), (2674, 23080), (2885, 21392), (3056, 20195), (3820, 16156), (4039, 15280), (4616, 13370), (5348, 11540), (5770, 10696), (6685, 9232), (7640, 8078)]