85515920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{1933}}^1$

素因数の和:2032

約数の個数: 80

約数和(自身を含む): 230223360

約数和(自身を除く): 144707440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 79, 80, 112, 140, 158, 280, 316, 395, 553, 560, 632, 790, 1106, 1264, 1580, 1933, 2212, 2765, 3160, 3866, 4424, 5530, 6320, 7732, 8848, 9665, 11060, 13531, 15464, 19330, 22120, 27062, 30928, 38660, 44240, 54124, 67655, 77320, 108248, 135310, 152707, 154640, 216496, 270620, 305414, 541240, 610828, 763535, 1068949, 1082480, 1221656, 1527070, 2137898, 2443312, 3054140, 4275796, 5344745, 6108280, 8551592, 10689490, 12216560, 17103184, 21378980, 42757960, 85515920]

約数ペア:

[(1, 85515920), (2, 42757960), (4, 21378980), (5, 17103184), (7, 12216560), (8, 10689490), (10, 8551592), (14, 6108280), (16, 5344745), (20, 4275796), (28, 3054140), (35, 2443312), (40, 2137898), (56, 1527070), (70, 1221656), (79, 1082480), (80, 1068949), (112, 763535), (140, 610828), (158, 541240), (280, 305414), (316, 270620), (395, 216496), (553, 154640), (560, 152707), (632, 135310), (790, 108248), (1106, 77320), (1264, 67655), (1580, 54124), (1933, 44240), (2212, 38660), (2765, 30928), (3160, 27062), (3866, 22120), (4424, 19330), (5530, 15464), (6320, 13531), (7732, 11060), (8848, 9665)]