7729280

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{929}}^1$

素因数の和:961

約数の個数: 64

約数和(自身を含む): 19920600

約数和(自身を除く): 12191320

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 260, 320, 416, 520, 640, 832, 929, 1040, 1664, 1858, 2080, 3716, 4160, 4645, 7432, 8320, 9290, 12077, 14864, 18580, 24154, 29728, 37160, 48308, 59456, 60385, 74320, 96616, 118912, 120770, 148640, 193232, 241540, 297280, 386464, 483080, 594560, 772928, 966160, 1545856, 1932320, 3864640, 7729280]

約数ペア:

[(1, 7729280), (2, 3864640), (4, 1932320), (5, 1545856), (8, 966160), (10, 772928), (13, 594560), (16, 483080), (20, 386464), (26, 297280), (32, 241540), (40, 193232), (52, 148640), (64, 120770), (65, 118912), (80, 96616), (104, 74320), (128, 60385), (130, 59456), (160, 48308), (208, 37160), (260, 29728), (320, 24154), (416, 18580), (520, 14864), (640, 12077), (832, 9290), (929, 8320), (1040, 7432), (1664, 4645), (1858, 4160), (2080, 3716)]