52889720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{193}}^1$

素因数の和:265

約数の個数: 128

約数和(自身を含む): 140797440

約数和(自身を除く): 87907720

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 20, 26, 31, 34, 40, 52, 62, 65, 68, 85, 104, 124, 130, 136, 155, 170, 193, 221, 248, 260, 310, 340, 386, 403, 442, 520, 527, 620, 680, 772, 806, 884, 965, 1054, 1105, 1240, 1544, 1612, 1768, 1930, 2015, 2108, 2210, 2509, 2635, 3224, 3281, 3860, 4030, 4216, 4420, 5018, 5270, 5983, 6562, 6851, 7720, 8060, 8840, 10036, 10540, 11966, 12545, 13124, 13702, 16120, 16405, 20072, 21080, 23932, 25090, 26248, 27404, 29915, 32810, 34255, 42653, 47864, 50180, 54808, 59830, 65620, 68510, 77779, 85306, 100360, 101711, 119660, 131240, 137020, 155558, 170612, 203422, 213265, 239320, 274040, 311116, 341224, 388895, 406844, 426530, 508555, 622232, 777790, 813688, 853060, 1017110, 1322243, 1555580, 1706120, 2034220, 2644486, 3111160, 4068440, 5288972, 6611215, 10577944, 13222430, 26444860, 52889720]

約数ペア:

[(1, 52889720), (2, 26444860), (4, 13222430), (5, 10577944), (8, 6611215), (10, 5288972), (13, 4068440), (17, 3111160), (20, 2644486), (26, 2034220), (31, 1706120), (34, 1555580), (40, 1322243), (52, 1017110), (62, 853060), (65, 813688), (68, 777790), (85, 622232), (104, 508555), (124, 426530), (130, 406844), (136, 388895), (155, 341224), (170, 311116), (193, 274040), (221, 239320), (248, 213265), (260, 203422), (310, 170612), (340, 155558), (386, 137020), (403, 131240), (442, 119660), (520, 101711), (527, 100360), (620, 85306), (680, 77779), (772, 68510), (806, 65620), (884, 59830), (965, 54808), (1054, 50180), (1105, 47864), (1240, 42653), (1544, 34255), (1612, 32810), (1768, 29915), (1930, 27404), (2015, 26248), (2108, 25090), (2210, 23932), (2509, 21080), (2635, 20072), (3224, 16405), (3281, 16120), (3860, 13702), (4030, 13124), (4216, 12545), (4420, 11966), (5018, 10540), (5270, 10036), (5983, 8840), (6562, 8060), (6851, 7720)]