84250640

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61949}}^1$

素因数の和:61979

約数の個数: 40

約数和(自身を含む): 207408600

約数和(自身を除く): 123157960

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 61949, 123898, 247796, 309745, 495592, 619490, 991184, 1053133, 1238980, 2106266, 2477960, 4212532, 4955920, 5265665, 8425064, 10531330, 16850128, 21062660, 42125320, 84250640]

約数ペア:

[(1, 84250640), (2, 42125320), (4, 21062660), (5, 16850128), (8, 10531330), (10, 8425064), (16, 5265665), (17, 4955920), (20, 4212532), (34, 2477960), (40, 2106266), (68, 1238980), (80, 1053133), (85, 991184), (136, 619490), (170, 495592), (272, 309745), (340, 247796), (680, 123898), (1360, 61949)]