159331810

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{887}}^1$

素因数の和:999

約数の個数: 64

約数和(自身を含む): 331444224

約数和(自身を除く): 172112414

約数列:

[1, 2, 5, 10, 11, 22, 23, 46, 55, 71, 110, 115, 142, 230, 253, 355, 506, 710, 781, 887, 1265, 1562, 1633, 1774, 2530, 3266, 3905, 4435, 7810, 8165, 8870, 9757, 16330, 17963, 19514, 20401, 35926, 40802, 48785, 62977, 89815, 97570, 102005, 125954, 179630, 204010, 224411, 314885, 448822, 629770, 692747, 1122055, 1385494, 1448471, 2244110, 2896942, 3463735, 6927470, 7242355, 14484710, 15933181, 31866362, 79665905, 159331810]

約数ペア:

[(1, 159331810), (2, 79665905), (5, 31866362), (10, 15933181), (11, 14484710), (22, 7242355), (23, 6927470), (46, 3463735), (55, 2896942), (71, 2244110), (110, 1448471), (115, 1385494), (142, 1122055), (230, 692747), (253, 629770), (355, 448822), (506, 314885), (710, 224411), (781, 204010), (887, 179630), (1265, 125954), (1562, 102005), (1633, 97570), (1774, 89815), (2530, 62977), (3266, 48785), (3905, 40802), (4435, 35926), (7810, 20401), (8165, 19514), (8870, 17963), (9757, 16330)]