202435840

素因数分解:

$2^8\times 5^1\times {\mathrm{89}}^1\times {\mathrm{1777}}^1$

素因数の和:1887

約数の個数: 72

約数和(自身を含む): 490621320

約数和(自身を除く): 288185480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 89, 128, 160, 178, 256, 320, 356, 445, 640, 712, 890, 1280, 1424, 1777, 1780, 2848, 3554, 3560, 5696, 7108, 7120, 8885, 11392, 14216, 14240, 17770, 22784, 28432, 28480, 35540, 56864, 56960, 71080, 113728, 113920, 142160, 158153, 227456, 284320, 316306, 454912, 568640, 632612, 790765, 1137280, 1265224, 1581530, 2274560, 2530448, 3163060, 5060896, 6326120, 10121792, 12652240, 20243584, 25304480, 40487168, 50608960, 101217920, 202435840]

約数ペア:

[(1, 202435840), (2, 101217920), (4, 50608960), (5, 40487168), (8, 25304480), (10, 20243584), (16, 12652240), (20, 10121792), (32, 6326120), (40, 5060896), (64, 3163060), (80, 2530448), (89, 2274560), (128, 1581530), (160, 1265224), (178, 1137280), (256, 790765), (320, 632612), (356, 568640), (445, 454912), (640, 316306), (712, 284320), (890, 227456), (1280, 158153), (1424, 142160), (1777, 113920), (1780, 113728), (2848, 71080), (3554, 56960), (3560, 56864), (5696, 35540), (7108, 28480), (7120, 28432), (8885, 22784), (11392, 17770), (14216, 14240)]