2019958275

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^2\times {\mathrm{41}}^1\times {\mathrm{2273}}^1$

素因数の和:2361

約数の個数: 72

約数和(自身を含む): 3635798544

約数和(自身を除く): 1615840269

約数列:

[1, 3, 5, 15, 17, 25, 41, 51, 75, 85, 123, 205, 255, 289, 425, 615, 697, 867, 1025, 1275, 1445, 2091, 2273, 3075, 3485, 4335, 6819, 7225, 10455, 11365, 11849, 17425, 21675, 34095, 35547, 38641, 52275, 56825, 59245, 93193, 115923, 170475, 177735, 193205, 279579, 296225, 465965, 579615, 656897, 888675, 966025, 1397895, 1584281, 1970691, 2329825, 2898075, 3284485, 4752843, 6989475, 7921405, 9853455, 16422425, 23764215, 26932777, 39607025, 49267275, 80798331, 118821075, 134663885, 403991655, 673319425, 2019958275]

約数ペア:

[(1, 2019958275), (3, 673319425), (5, 403991655), (15, 134663885), (17, 118821075), (25, 80798331), (41, 49267275), (51, 39607025), (75, 26932777), (85, 23764215), (123, 16422425), (205, 9853455), (255, 7921405), (289, 6989475), (425, 4752843), (615, 3284485), (697, 2898075), (867, 2329825), (1025, 1970691), (1275, 1584281), (1445, 1397895), (2091, 966025), (2273, 888675), (3075, 656897), (3485, 579615), (4335, 465965), (6819, 296225), (7225, 279579), (10455, 193205), (11365, 177735), (11849, 170475), (17425, 115923), (21675, 93193), (34095, 59245), (35547, 56825), (38641, 52275)]