8755000020

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{415717}}^1$

素因数の和:415751

約数の個数: 120

約数和(自身を含む): 29577504264

約数和(自身を除く): 20822504244

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 27, 30, 36, 39, 45, 52, 54, 60, 65, 78, 81, 90, 108, 117, 130, 135, 156, 162, 180, 195, 234, 260, 270, 324, 351, 390, 405, 468, 540, 585, 702, 780, 810, 1053, 1170, 1404, 1620, 1755, 2106, 2340, 3510, 4212, 5265, 7020, 10530, 21060, 415717, 831434, 1247151, 1662868, 2078585, 2494302, 3741453, 4157170, 4988604, 5404321, 6235755, 7482906, 8314340, 10808642, 11224359, 12471510, 14965812, 16212963, 18707265, 21617284, 22448718, 24943020, 27021605, 32425926, 33673077, 37414530, 44897436, 48638889, 54043210, 56121795, 64851852, 67346154, 74829060, 81064815, 97277778, 108086420, 112243590, 134692308, 145916667, 162129630, 168365385, 194555556, 224487180, 243194445, 291833334, 324259260, 336730770, 437750001, 486388890, 583666668, 673461540, 729583335, 875500002, 972777780, 1459166670, 1751000004, 2188750005, 2918333340, 4377500010, 8755000020]

約数ペア:

[(1, 8755000020), (2, 4377500010), (3, 2918333340), (4, 2188750005), (5, 1751000004), (6, 1459166670), (9, 972777780), (10, 875500002), (12, 729583335), (13, 673461540), (15, 583666668), (18, 486388890), (20, 437750001), (26, 336730770), (27, 324259260), (30, 291833334), (36, 243194445), (39, 224487180), (45, 194555556), (52, 168365385), (54, 162129630), (60, 145916667), (65, 134692308), (78, 112243590), (81, 108086420), (90, 97277778), (108, 81064815), (117, 74829060), (130, 67346154), (135, 64851852), (156, 56121795), (162, 54043210), (180, 48638889), (195, 44897436), (234, 37414530), (260, 33673077), (270, 32425926), (324, 27021605), (351, 24943020), (390, 22448718), (405, 21617284), (468, 18707265), (540, 16212963), (585, 14965812), (702, 12471510), (780, 11224359), (810, 10808642), (1053, 8314340), (1170, 7482906), (1404, 6235755), (1620, 5404321), (1755, 4988604), (2106, 4157170), (2340, 3741453), (3510, 2494302), (4212, 2078585), (5265, 1662868), (7020, 1247151), (10530, 831434), (21060, 415717)]