54122680

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{661}}^1$

素因数の和:784

約数の個数: 64

約数和(自身を含む): 128692800

約数和(自身を除く): 74570120

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 89, 92, 115, 178, 184, 230, 356, 445, 460, 661, 712, 890, 920, 1322, 1780, 2047, 2644, 3305, 3560, 4094, 5288, 6610, 8188, 10235, 13220, 15203, 16376, 20470, 26440, 30406, 40940, 58829, 60812, 76015, 81880, 117658, 121624, 152030, 235316, 294145, 304060, 470632, 588290, 608120, 1176580, 1353067, 2353160, 2706134, 5412268, 6765335, 10824536, 13530670, 27061340, 54122680]

約数ペア:

[(1, 54122680), (2, 27061340), (4, 13530670), (5, 10824536), (8, 6765335), (10, 5412268), (20, 2706134), (23, 2353160), (40, 1353067), (46, 1176580), (89, 608120), (92, 588290), (115, 470632), (178, 304060), (184, 294145), (230, 235316), (356, 152030), (445, 121624), (460, 117658), (661, 81880), (712, 76015), (890, 60812), (920, 58829), (1322, 40940), (1780, 30406), (2047, 26440), (2644, 20470), (3305, 16376), (3560, 15203), (4094, 13220), (5288, 10235), (6610, 8188)]