64889085

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{227}}^1$

素因数の和:330

約数の個数: 64

約数和(自身を含む): 118195200

約数和(自身を除く): 53306115

約数列:

[1, 3, 5, 15, 17, 19, 51, 57, 59, 85, 95, 177, 227, 255, 285, 295, 323, 681, 885, 969, 1003, 1121, 1135, 1615, 3009, 3363, 3405, 3859, 4313, 4845, 5015, 5605, 11577, 12939, 13393, 15045, 16815, 19057, 19295, 21565, 40179, 57171, 57885, 64695, 66965, 73321, 95285, 200895, 219963, 227681, 254467, 285855, 366605, 683043, 763401, 1099815, 1138405, 1272335, 3415215, 3817005, 4325939, 12977817, 21629695, 64889085]

約数ペア:

[(1, 64889085), (3, 21629695), (5, 12977817), (15, 4325939), (17, 3817005), (19, 3415215), (51, 1272335), (57, 1138405), (59, 1099815), (85, 763401), (95, 683043), (177, 366605), (227, 285855), (255, 254467), (285, 227681), (295, 219963), (323, 200895), (681, 95285), (885, 73321), (969, 66965), (1003, 64695), (1121, 57885), (1135, 57171), (1615, 40179), (3009, 21565), (3363, 19295), (3405, 19057), (3859, 16815), (4313, 15045), (4845, 13393), (5015, 12939), (5605, 11577)]