25618156720

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{229}}^1\times {\mathrm{263}}^1\times {\mathrm{409}}^1$

素因数の和:927

約数の個数: 160

約数和(自身を含む): 64827100800

約数和(自身を除く): 39208944080

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 229, 260, 263, 409, 458, 520, 526, 818, 916, 1040, 1052, 1145, 1315, 1636, 1832, 2045, 2104, 2290, 2630, 2977, 3272, 3419, 3664, 4090, 4208, 4580, 5260, 5317, 5954, 6544, 6838, 8180, 9160, 10520, 10634, 11908, 13676, 14885, 16360, 17095, 18320, 21040, 21268, 23816, 26585, 27352, 29770, 32720, 34190, 42536, 47632, 53170, 54704, 59540, 60227, 68380, 85072, 93661, 106340, 107567, 119080, 120454, 136760, 187322, 212680, 215134, 238160, 240908, 273520, 301135, 374644, 425360, 430268, 468305, 481816, 537835, 602270, 749288, 782951, 860536, 936610, 963632, 1075670, 1204540, 1217593, 1398371, 1498576, 1565902, 1721072, 1873220, 2151340, 2409080, 2435186, 2796742, 3131804, 3746440, 3914755, 4302680, 4818160, 4870372, 5593484, 6087965, 6263608, 6991855, 7492880, 7829510, 8605360, 9740744, 11186968, 12175930, 12527216, 13983710, 15659020, 19481488, 22373936, 24351860, 24632843, 27967420, 31318040, 48703720, 49265686, 55934840, 62636080, 97407440, 98531372, 111869680, 123164215, 197062744, 246328430, 320226959, 394125488, 492656860, 640453918, 985313720, 1280907836, 1601134795, 1970627440, 2561815672, 3202269590, 5123631344, 6404539180, 12809078360, 25618156720]

約数ペア:

[(1, 25618156720), (2, 12809078360), (4, 6404539180), (5, 5123631344), (8, 3202269590), (10, 2561815672), (13, 1970627440), (16, 1601134795), (20, 1280907836), (26, 985313720), (40, 640453918), (52, 492656860), (65, 394125488), (80, 320226959), (104, 246328430), (130, 197062744), (208, 123164215), (229, 111869680), (260, 98531372), (263, 97407440), (409, 62636080), (458, 55934840), (520, 49265686), (526, 48703720), (818, 31318040), (916, 27967420), (1040, 24632843), (1052, 24351860), (1145, 22373936), (1315, 19481488), (1636, 15659020), (1832, 13983710), (2045, 12527216), (2104, 12175930), (2290, 11186968), (2630, 9740744), (2977, 8605360), (3272, 7829510), (3419, 7492880), (3664, 6991855), (4090, 6263608), (4208, 6087965), (4580, 5593484), (5260, 4870372), (5317, 4818160), (5954, 4302680), (6544, 3914755), (6838, 3746440), (8180, 3131804), (9160, 2796742), (10520, 2435186), (10634, 2409080), (11908, 2151340), (13676, 1873220), (14885, 1721072), (16360, 1565902), (17095, 1498576), (18320, 1398371), (21040, 1217593), (21268, 1204540), (23816, 1075670), (26585, 963632), (27352, 936610), (29770, 860536), (32720, 782951), (34190, 749288), (42536, 602270), (47632, 537835), (53170, 481816), (54704, 468305), (59540, 430268), (60227, 425360), (68380, 374644), (85072, 301135), (93661, 273520), (106340, 240908), (107567, 238160), (119080, 215134), (120454, 212680), (136760, 187322)]