68231920

素因数分解:

$2^4\times 5^1\times {\mathrm{241}}^1\times {\mathrm{3539}}^1$

素因数の和:3793

約数の個数: 40

約数和(自身を含む): 159342480

約数和(自身を除く): 91110560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 241, 482, 964, 1205, 1928, 2410, 3539, 3856, 4820, 7078, 9640, 14156, 17695, 19280, 28312, 35390, 56624, 70780, 141560, 283120, 852899, 1705798, 3411596, 4264495, 6823192, 8528990, 13646384, 17057980, 34115960, 68231920]

約数ペア:

[(1, 68231920), (2, 34115960), (4, 17057980), (5, 13646384), (8, 8528990), (10, 6823192), (16, 4264495), (20, 3411596), (40, 1705798), (80, 852899), (241, 283120), (482, 141560), (964, 70780), (1205, 56624), (1928, 35390), (2410, 28312), (3539, 19280), (3856, 17695), (4820, 14156), (7078, 9640)]