25247520

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{197}}^1$

素因数の和:307

約数の個数: 144

約数和(自身を含む): 87567480

約数和(自身を除く): 62319960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 89, 90, 96, 120, 144, 160, 178, 180, 197, 240, 267, 288, 356, 360, 394, 445, 480, 534, 591, 712, 720, 788, 801, 890, 985, 1068, 1182, 1335, 1424, 1440, 1576, 1602, 1773, 1780, 1970, 2136, 2364, 2670, 2848, 2955, 3152, 3204, 3546, 3560, 3940, 4005, 4272, 4728, 5340, 5910, 6304, 6408, 7092, 7120, 7880, 8010, 8544, 8865, 9456, 10680, 11820, 12816, 14184, 14240, 15760, 16020, 17533, 17730, 18912, 21360, 23640, 25632, 28368, 31520, 32040, 35066, 35460, 42720, 47280, 52599, 56736, 64080, 70132, 70920, 87665, 94560, 105198, 128160, 140264, 141840, 157797, 175330, 210396, 262995, 280528, 283680, 315594, 350660, 420792, 525990, 561056, 631188, 701320, 788985, 841584, 1051980, 1262376, 1402640, 1577970, 1683168, 2103960, 2524752, 2805280, 3155940, 4207920, 5049504, 6311880, 8415840, 12623760, 25247520]

約数ペア:

[(1, 25247520), (2, 12623760), (3, 8415840), (4, 6311880), (5, 5049504), (6, 4207920), (8, 3155940), (9, 2805280), (10, 2524752), (12, 2103960), (15, 1683168), (16, 1577970), (18, 1402640), (20, 1262376), (24, 1051980), (30, 841584), (32, 788985), (36, 701320), (40, 631188), (45, 561056), (48, 525990), (60, 420792), (72, 350660), (80, 315594), (89, 283680), (90, 280528), (96, 262995), (120, 210396), (144, 175330), (160, 157797), (178, 141840), (180, 140264), (197, 128160), (240, 105198), (267, 94560), (288, 87665), (356, 70920), (360, 70132), (394, 64080), (445, 56736), (480, 52599), (534, 47280), (591, 42720), (712, 35460), (720, 35066), (788, 32040), (801, 31520), (890, 28368), (985, 25632), (1068, 23640), (1182, 21360), (1335, 18912), (1424, 17730), (1440, 17533), (1576, 16020), (1602, 15760), (1773, 14240), (1780, 14184), (1970, 12816), (2136, 11820), (2364, 10680), (2670, 9456), (2848, 8865), (2955, 8544), (3152, 8010), (3204, 7880), (3546, 7120), (3560, 7092), (3940, 6408), (4005, 6304), (4272, 5910), (4728, 5340)]