87157028

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{419}}^1$

素因数の和:489

約数の個数: 96

約数和(自身を含む): 203212800

約数和(自身を除く): 116055772

約数列:

[1, 2, 4, 7, 14, 17, 19, 23, 28, 34, 38, 46, 68, 76, 92, 119, 133, 161, 238, 266, 322, 323, 391, 419, 437, 476, 532, 644, 646, 782, 838, 874, 1292, 1564, 1676, 1748, 2261, 2737, 2933, 3059, 4522, 5474, 5866, 6118, 7123, 7429, 7961, 9044, 9637, 10948, 11732, 12236, 14246, 14858, 15922, 19274, 28492, 29716, 31844, 38548, 49861, 52003, 55727, 67459, 99722, 104006, 111454, 134918, 135337, 163829, 183103, 199444, 208012, 222908, 269836, 270674, 327658, 366206, 541348, 655316, 732412, 947359, 1146803, 1281721, 1894718, 2293606, 2563442, 3112751, 3789436, 4587212, 5126884, 6225502, 12451004, 21789257, 43578514, 87157028]

約数ペア:

[(1, 87157028), (2, 43578514), (4, 21789257), (7, 12451004), (14, 6225502), (17, 5126884), (19, 4587212), (23, 3789436), (28, 3112751), (34, 2563442), (38, 2293606), (46, 1894718), (68, 1281721), (76, 1146803), (92, 947359), (119, 732412), (133, 655316), (161, 541348), (238, 366206), (266, 327658), (322, 270674), (323, 269836), (391, 222908), (419, 208012), (437, 199444), (476, 183103), (532, 163829), (644, 135337), (646, 134918), (782, 111454), (838, 104006), (874, 99722), (1292, 67459), (1564, 55727), (1676, 52003), (1748, 49861), (2261, 38548), (2737, 31844), (2933, 29716), (3059, 28492), (4522, 19274), (5474, 15922), (5866, 14858), (6118, 14246), (7123, 12236), (7429, 11732), (7961, 10948), (9044, 9637)]