180871852

素因数分解:

$2^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{181}}^1\times {\mathrm{401}}^1$

素因数の和:682

約数の個数: 48

約数和(自身を含む): 368746560

約数和(自身を除く): 187874708

約数列:

[1, 2, 4, 7, 14, 28, 89, 178, 181, 356, 362, 401, 623, 724, 802, 1246, 1267, 1604, 2492, 2534, 2807, 5068, 5614, 11228, 16109, 32218, 35689, 64436, 71378, 72581, 112763, 142756, 145162, 225526, 249823, 290324, 451052, 499646, 508067, 999292, 1016134, 2032268, 6459709, 12919418, 25838836, 45217963, 90435926, 180871852]

約数ペア:

[(1, 180871852), (2, 90435926), (4, 45217963), (7, 25838836), (14, 12919418), (28, 6459709), (89, 2032268), (178, 1016134), (181, 999292), (356, 508067), (362, 499646), (401, 451052), (623, 290324), (724, 249823), (802, 225526), (1246, 145162), (1267, 142756), (1604, 112763), (2492, 72581), (2534, 71378), (2807, 64436), (5068, 35689), (5614, 32218), (11228, 16109)]