85431900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{83}}^1$

素因数の和:220

約数の個数: 144

約数和(自身を含む): 258983424

約数和(自身を除く): 173551524

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 47, 50, 60, 73, 75, 83, 94, 100, 141, 146, 150, 166, 188, 219, 235, 249, 282, 292, 300, 332, 365, 415, 438, 470, 498, 564, 705, 730, 830, 876, 940, 996, 1095, 1175, 1245, 1410, 1460, 1660, 1825, 2075, 2190, 2350, 2490, 2820, 3431, 3525, 3650, 3901, 4150, 4380, 4700, 4980, 5475, 6059, 6225, 6862, 7050, 7300, 7802, 8300, 10293, 10950, 11703, 12118, 12450, 13724, 14100, 15604, 17155, 18177, 19505, 20586, 21900, 23406, 24236, 24900, 30295, 34310, 36354, 39010, 41172, 46812, 51465, 58515, 60590, 68620, 72708, 78020, 85775, 90885, 97525, 102930, 117030, 121180, 151475, 171550, 181770, 195050, 205860, 234060, 257325, 284773, 292575, 302950, 343100, 363540, 390100, 454425, 514650, 569546, 585150, 605900, 854319, 908850, 1029300, 1139092, 1170300, 1423865, 1708638, 1817700, 2847730, 3417276, 4271595, 5695460, 7119325, 8543190, 14238650, 17086380, 21357975, 28477300, 42715950, 85431900]

約数ペア:

[(1, 85431900), (2, 42715950), (3, 28477300), (4, 21357975), (5, 17086380), (6, 14238650), (10, 8543190), (12, 7119325), (15, 5695460), (20, 4271595), (25, 3417276), (30, 2847730), (47, 1817700), (50, 1708638), (60, 1423865), (73, 1170300), (75, 1139092), (83, 1029300), (94, 908850), (100, 854319), (141, 605900), (146, 585150), (150, 569546), (166, 514650), (188, 454425), (219, 390100), (235, 363540), (249, 343100), (282, 302950), (292, 292575), (300, 284773), (332, 257325), (365, 234060), (415, 205860), (438, 195050), (470, 181770), (498, 171550), (564, 151475), (705, 121180), (730, 117030), (830, 102930), (876, 97525), (940, 90885), (996, 85775), (1095, 78020), (1175, 72708), (1245, 68620), (1410, 60590), (1460, 58515), (1660, 51465), (1825, 46812), (2075, 41172), (2190, 39010), (2350, 36354), (2490, 34310), (2820, 30295), (3431, 24900), (3525, 24236), (3650, 23406), (3901, 21900), (4150, 20586), (4380, 19505), (4700, 18177), (4980, 17155), (5475, 15604), (6059, 14100), (6225, 13724), (6862, 12450), (7050, 12118), (7300, 11703), (7802, 10950), (8300, 10293)]