80511340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1427}}^1$

素因数の和:1487

約数の個数: 96

約数和(自身を含む): 214953984

約数和(自身を除く): 134442644

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 31, 35, 52, 62, 65, 70, 91, 124, 130, 140, 155, 182, 217, 260, 310, 364, 403, 434, 455, 620, 806, 868, 910, 1085, 1427, 1612, 1820, 2015, 2170, 2821, 2854, 4030, 4340, 5642, 5708, 7135, 8060, 9989, 11284, 14105, 14270, 18551, 19978, 28210, 28540, 37102, 39956, 44237, 49945, 56420, 74204, 88474, 92755, 99890, 129857, 176948, 185510, 199780, 221185, 259714, 309659, 371020, 442370, 519428, 575081, 619318, 649285, 884740, 1150162, 1238636, 1298570, 1548295, 2300324, 2597140, 2875405, 3096590, 4025567, 5750810, 6193180, 8051134, 11501620, 16102268, 20127835, 40255670, 80511340]

約数ペア:

[(1, 80511340), (2, 40255670), (4, 20127835), (5, 16102268), (7, 11501620), (10, 8051134), (13, 6193180), (14, 5750810), (20, 4025567), (26, 3096590), (28, 2875405), (31, 2597140), (35, 2300324), (52, 1548295), (62, 1298570), (65, 1238636), (70, 1150162), (91, 884740), (124, 649285), (130, 619318), (140, 575081), (155, 519428), (182, 442370), (217, 371020), (260, 309659), (310, 259714), (364, 221185), (403, 199780), (434, 185510), (455, 176948), (620, 129857), (806, 99890), (868, 92755), (910, 88474), (1085, 74204), (1427, 56420), (1612, 49945), (1820, 44237), (2015, 39956), (2170, 37102), (2821, 28540), (2854, 28210), (4030, 19978), (4340, 18551), (5642, 14270), (5708, 14105), (7135, 11284), (8060, 9989)]