129111940

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{433}}^1\times {\mathrm{877}}^1$

素因数の和:1336

約数の個数: 48

約数和(自身を含む): 288075312

約数和(自身を除く): 158963372

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 433, 866, 877, 1732, 1754, 2165, 3508, 4330, 4385, 7361, 8660, 8770, 14722, 14909, 17540, 29444, 29818, 36805, 59636, 73610, 74545, 147220, 149090, 298180, 379741, 759482, 1518964, 1898705, 3797410, 6455597, 7594820, 12911194, 25822388, 32277985, 64555970, 129111940]

約数ペア:

[(1, 129111940), (2, 64555970), (4, 32277985), (5, 25822388), (10, 12911194), (17, 7594820), (20, 6455597), (34, 3797410), (68, 1898705), (85, 1518964), (170, 759482), (340, 379741), (433, 298180), (866, 149090), (877, 147220), (1732, 74545), (1754, 73610), (2165, 59636), (3508, 36805), (4330, 29818), (4385, 29444), (7361, 17540), (8660, 14909), (8770, 14722)]