159453890

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{673}}^1$

素因数の和:771

約数の個数: 64

約数和(自身を含む): 320284800

約数和(自身を除く): 160830910

約数列:

[1, 2, 5, 10, 19, 29, 38, 43, 58, 86, 95, 145, 190, 215, 290, 430, 551, 673, 817, 1102, 1247, 1346, 1634, 2494, 2755, 3365, 4085, 5510, 6235, 6730, 8170, 12470, 12787, 19517, 23693, 25574, 28939, 39034, 47386, 57878, 63935, 97585, 118465, 127870, 144695, 195170, 236930, 289390, 370823, 549841, 741646, 839231, 1099682, 1678462, 1854115, 2749205, 3708230, 4196155, 5498410, 8392310, 15945389, 31890778, 79726945, 159453890]

約数ペア:

[(1, 159453890), (2, 79726945), (5, 31890778), (10, 15945389), (19, 8392310), (29, 5498410), (38, 4196155), (43, 3708230), (58, 2749205), (86, 1854115), (95, 1678462), (145, 1099682), (190, 839231), (215, 741646), (290, 549841), (430, 370823), (551, 289390), (673, 236930), (817, 195170), (1102, 144695), (1247, 127870), (1346, 118465), (1634, 97585), (2494, 63935), (2755, 57878), (3365, 47386), (4085, 39034), (5510, 28939), (6235, 25574), (6730, 23693), (8170, 19517), (12470, 12787)]