51299820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1993}}^1$

素因数の和:2032

約数の個数: 144

約数和(自身を含む): 182905632

約数和(自身を除く): 131605812

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 13, 15, 18, 20, 22, 26, 30, 33, 36, 39, 44, 45, 52, 55, 60, 65, 66, 78, 90, 99, 110, 117, 130, 132, 143, 156, 165, 180, 195, 198, 220, 234, 260, 286, 330, 390, 396, 429, 468, 495, 572, 585, 660, 715, 780, 858, 990, 1170, 1287, 1430, 1716, 1980, 1993, 2145, 2340, 2574, 2860, 3986, 4290, 5148, 5979, 6435, 7972, 8580, 9965, 11958, 12870, 17937, 19930, 21923, 23916, 25740, 25909, 29895, 35874, 39860, 43846, 51818, 59790, 65769, 71748, 77727, 87692, 89685, 103636, 109615, 119580, 129545, 131538, 155454, 179370, 197307, 219230, 233181, 259090, 263076, 284999, 310908, 328845, 358740, 388635, 394614, 438460, 466362, 518180, 569998, 657690, 777270, 789228, 854997, 932724, 986535, 1139996, 1165905, 1315380, 1424995, 1554540, 1709994, 1973070, 2331810, 2564991, 2849990, 3419988, 3946140, 4274985, 4663620, 5129982, 5699980, 8549970, 10259964, 12824955, 17099940, 25649910, 51299820]

約数ペア:

[(1, 51299820), (2, 25649910), (3, 17099940), (4, 12824955), (5, 10259964), (6, 8549970), (9, 5699980), (10, 5129982), (11, 4663620), (12, 4274985), (13, 3946140), (15, 3419988), (18, 2849990), (20, 2564991), (22, 2331810), (26, 1973070), (30, 1709994), (33, 1554540), (36, 1424995), (39, 1315380), (44, 1165905), (45, 1139996), (52, 986535), (55, 932724), (60, 854997), (65, 789228), (66, 777270), (78, 657690), (90, 569998), (99, 518180), (110, 466362), (117, 438460), (130, 394614), (132, 388635), (143, 358740), (156, 328845), (165, 310908), (180, 284999), (195, 263076), (198, 259090), (220, 233181), (234, 219230), (260, 197307), (286, 179370), (330, 155454), (390, 131538), (396, 129545), (429, 119580), (468, 109615), (495, 103636), (572, 89685), (585, 87692), (660, 77727), (715, 71748), (780, 65769), (858, 59790), (990, 51818), (1170, 43846), (1287, 39860), (1430, 35874), (1716, 29895), (1980, 25909), (1993, 25740), (2145, 23916), (2340, 21923), (2574, 19930), (2860, 17937), (3986, 12870), (4290, 11958), (5148, 9965), (5979, 8580), (6435, 7972)]