25721537660

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{106261}}^1$

素因数の和:106316

約数の個数: 144

約数和(自身を含む): 71229543840

約数和(自身を除く): 45508006180

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 19, 20, 26, 28, 35, 38, 49, 52, 65, 70, 76, 91, 95, 98, 130, 133, 140, 182, 190, 196, 245, 247, 260, 266, 364, 380, 455, 490, 494, 532, 637, 665, 910, 931, 980, 988, 1235, 1274, 1330, 1729, 1820, 1862, 2470, 2548, 2660, 3185, 3458, 3724, 4655, 4940, 6370, 6916, 8645, 9310, 12103, 12740, 17290, 18620, 24206, 34580, 48412, 60515, 106261, 121030, 212522, 242060, 425044, 531305, 743827, 1062610, 1381393, 1487654, 2018959, 2125220, 2762786, 2975308, 3719135, 4037918, 5206789, 5525572, 6906965, 7438270, 8075836, 9669751, 10094795, 10413578, 13813930, 14132713, 14876540, 19339502, 20189590, 20827156, 26033945, 26246467, 27627860, 28265426, 38679004, 40379180, 48348755, 52067890, 52492934, 56530852, 67688257, 70663565, 96697510, 98928991, 104135780, 104985868, 131232335, 135376514, 141327130, 183725269, 193395020, 197857982, 262464670, 270753028, 282654260, 338441285, 367450538, 395715964, 494644955, 524929340, 676882570, 734901076, 918626345, 989289910, 1286076883, 1353765140, 1837252690, 1978579820, 2572153766, 3674505380, 5144307532, 6430384415, 12860768830, 25721537660]

約数ペア:

[(1, 25721537660), (2, 12860768830), (4, 6430384415), (5, 5144307532), (7, 3674505380), (10, 2572153766), (13, 1978579820), (14, 1837252690), (19, 1353765140), (20, 1286076883), (26, 989289910), (28, 918626345), (35, 734901076), (38, 676882570), (49, 524929340), (52, 494644955), (65, 395715964), (70, 367450538), (76, 338441285), (91, 282654260), (95, 270753028), (98, 262464670), (130, 197857982), (133, 193395020), (140, 183725269), (182, 141327130), (190, 135376514), (196, 131232335), (245, 104985868), (247, 104135780), (260, 98928991), (266, 96697510), (364, 70663565), (380, 67688257), (455, 56530852), (490, 52492934), (494, 52067890), (532, 48348755), (637, 40379180), (665, 38679004), (910, 28265426), (931, 27627860), (980, 26246467), (988, 26033945), (1235, 20827156), (1274, 20189590), (1330, 19339502), (1729, 14876540), (1820, 14132713), (1862, 13813930), (2470, 10413578), (2548, 10094795), (2660, 9669751), (3185, 8075836), (3458, 7438270), (3724, 6906965), (4655, 5525572), (4940, 5206789), (6370, 4037918), (6916, 3719135), (8645, 2975308), (9310, 2762786), (12103, 2125220), (12740, 2018959), (17290, 1487654), (18620, 1381393), (24206, 1062610), (34580, 743827), (48412, 531305), (60515, 425044), (106261, 242060), (121030, 212522)]