8521257680

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{2339}}^1$

素因数の和:2509

約数の個数: 160

約数和(自身を含む): 22228577280

約数和(自身を除く): 13707319600

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 40, 52, 62, 65, 80, 104, 113, 124, 130, 155, 208, 226, 248, 260, 310, 403, 452, 496, 520, 565, 620, 806, 904, 1040, 1130, 1240, 1469, 1612, 1808, 2015, 2260, 2339, 2480, 2938, 3224, 3503, 4030, 4520, 4678, 5876, 6448, 7006, 7345, 8060, 9040, 9356, 11695, 11752, 14012, 14690, 16120, 17515, 18712, 23390, 23504, 28024, 29380, 30407, 32240, 35030, 37424, 45539, 46780, 56048, 58760, 60814, 70060, 72509, 91078, 93560, 117520, 121628, 140120, 145018, 152035, 182156, 187120, 227695, 243256, 264307, 280240, 290036, 304070, 362545, 364312, 455390, 486512, 528614, 580072, 608140, 725090, 728624, 910780, 942617, 1057228, 1160144, 1216280, 1321535, 1450180, 1821560, 1885234, 2114456, 2432560, 2643070, 2900360, 3435991, 3643120, 3770468, 4228912, 4713085, 5286140, 5800720, 6871982, 7540936, 8193517, 9426170, 10572280, 13743964, 15081872, 16387034, 17179955, 18852340, 21144560, 27487928, 32774068, 34359910, 37704680, 40967585, 54975856, 65548136, 68719820, 75409360, 81935170, 106515721, 131096272, 137439640, 163870340, 213031442, 274879280, 327740680, 426062884, 532578605, 655481360, 852125768, 1065157210, 1704251536, 2130314420, 4260628840, 8521257680]

約数ペア:

[(1, 8521257680), (2, 4260628840), (4, 2130314420), (5, 1704251536), (8, 1065157210), (10, 852125768), (13, 655481360), (16, 532578605), (20, 426062884), (26, 327740680), (31, 274879280), (40, 213031442), (52, 163870340), (62, 137439640), (65, 131096272), (80, 106515721), (104, 81935170), (113, 75409360), (124, 68719820), (130, 65548136), (155, 54975856), (208, 40967585), (226, 37704680), (248, 34359910), (260, 32774068), (310, 27487928), (403, 21144560), (452, 18852340), (496, 17179955), (520, 16387034), (565, 15081872), (620, 13743964), (806, 10572280), (904, 9426170), (1040, 8193517), (1130, 7540936), (1240, 6871982), (1469, 5800720), (1612, 5286140), (1808, 4713085), (2015, 4228912), (2260, 3770468), (2339, 3643120), (2480, 3435991), (2938, 2900360), (3224, 2643070), (3503, 2432560), (4030, 2114456), (4520, 1885234), (4678, 1821560), (5876, 1450180), (6448, 1321535), (7006, 1216280), (7345, 1160144), (8060, 1057228), (9040, 942617), (9356, 910780), (11695, 728624), (11752, 725090), (14012, 608140), (14690, 580072), (16120, 528614), (17515, 486512), (18712, 455390), (23390, 364312), (23504, 362545), (28024, 304070), (29380, 290036), (30407, 280240), (32240, 264307), (35030, 243256), (37424, 227695), (45539, 187120), (46780, 182156), (56048, 152035), (58760, 145018), (60814, 140120), (70060, 121628), (72509, 117520), (91078, 93560)]