78904540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{587}}^1$

素因数の和:667

約数の個数: 96

約数和(自身を含む): 199148544

約数和(自身を除く): 120244004

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 47, 52, 55, 65, 94, 110, 130, 143, 188, 220, 235, 260, 286, 470, 517, 572, 587, 611, 715, 940, 1034, 1174, 1222, 1430, 2068, 2348, 2444, 2585, 2860, 2935, 3055, 5170, 5870, 6110, 6457, 6721, 7631, 10340, 11740, 12220, 12914, 13442, 15262, 25828, 26884, 27589, 30524, 32285, 33605, 38155, 55178, 64570, 67210, 76310, 83941, 110356, 129140, 134420, 137945, 152620, 167882, 275890, 303479, 335764, 358657, 419705, 551780, 606958, 717314, 839410, 1213916, 1434628, 1517395, 1678820, 1793285, 3034790, 3586570, 3945227, 6069580, 7173140, 7890454, 15780908, 19726135, 39452270, 78904540]

約数ペア:

[(1, 78904540), (2, 39452270), (4, 19726135), (5, 15780908), (10, 7890454), (11, 7173140), (13, 6069580), (20, 3945227), (22, 3586570), (26, 3034790), (44, 1793285), (47, 1678820), (52, 1517395), (55, 1434628), (65, 1213916), (94, 839410), (110, 717314), (130, 606958), (143, 551780), (188, 419705), (220, 358657), (235, 335764), (260, 303479), (286, 275890), (470, 167882), (517, 152620), (572, 137945), (587, 134420), (611, 129140), (715, 110356), (940, 83941), (1034, 76310), (1174, 67210), (1222, 64570), (1430, 55178), (2068, 38155), (2348, 33605), (2444, 32285), (2585, 30524), (2860, 27589), (2935, 26884), (3055, 25828), (5170, 15262), (5870, 13442), (6110, 12914), (6457, 12220), (6721, 11740), (7631, 10340)]