1330981600

素因数分解:

$2^5\times 5^2\times {\mathrm{13}}^1\times {\mathrm{127979}}^1$

素因数の和:128012

約数の個数: 72

約数和(自身を含む): 3499229160

約数和(自身を除く): 2168247560

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 65, 80, 100, 104, 130, 160, 200, 208, 260, 325, 400, 416, 520, 650, 800, 1040, 1300, 2080, 2600, 5200, 10400, 127979, 255958, 511916, 639895, 1023832, 1279790, 1663727, 2047664, 2559580, 3199475, 3327454, 4095328, 5119160, 6398950, 6654908, 8318635, 10238320, 12797900, 13309816, 16637270, 20476640, 25595800, 26619632, 33274540, 41593175, 51191600, 53239264, 66549080, 83186350, 102383200, 133098160, 166372700, 266196320, 332745400, 665490800, 1330981600]

約数ペア:

[(1, 1330981600), (2, 665490800), (4, 332745400), (5, 266196320), (8, 166372700), (10, 133098160), (13, 102383200), (16, 83186350), (20, 66549080), (25, 53239264), (26, 51191600), (32, 41593175), (40, 33274540), (50, 26619632), (52, 25595800), (65, 20476640), (80, 16637270), (100, 13309816), (104, 12797900), (130, 10238320), (160, 8318635), (200, 6654908), (208, 6398950), (260, 5119160), (325, 4095328), (400, 3327454), (416, 3199475), (520, 2559580), (650, 2047664), (800, 1663727), (1040, 1279790), (1300, 1023832), (2080, 639895), (2600, 511916), (5200, 255958), (10400, 127979)]