161534800

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1861}}^1$

素因数の和:1917

約数の個数: 120

約数和(自身を含む): 458081792

約数和(自身を除く): 296546992

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 31, 35, 40, 50, 56, 62, 70, 80, 100, 112, 124, 140, 155, 175, 200, 217, 248, 280, 310, 350, 400, 434, 496, 560, 620, 700, 775, 868, 1085, 1240, 1400, 1550, 1736, 1861, 2170, 2480, 2800, 3100, 3472, 3722, 4340, 5425, 6200, 7444, 8680, 9305, 10850, 12400, 13027, 14888, 17360, 18610, 21700, 26054, 29776, 37220, 43400, 46525, 52108, 57691, 65135, 74440, 86800, 93050, 104216, 115382, 130270, 148880, 186100, 208432, 230764, 260540, 288455, 325675, 372200, 403837, 461528, 521080, 576910, 651350, 744400, 807674, 923056, 1042160, 1153820, 1302700, 1442275, 1615348, 2019185, 2307640, 2605400, 2884550, 3230696, 4038370, 4615280, 5210800, 5769100, 6461392, 8076740, 10095925, 11538200, 16153480, 20191850, 23076400, 32306960, 40383700, 80767400, 161534800]

約数ペア:

[(1, 161534800), (2, 80767400), (4, 40383700), (5, 32306960), (7, 23076400), (8, 20191850), (10, 16153480), (14, 11538200), (16, 10095925), (20, 8076740), (25, 6461392), (28, 5769100), (31, 5210800), (35, 4615280), (40, 4038370), (50, 3230696), (56, 2884550), (62, 2605400), (70, 2307640), (80, 2019185), (100, 1615348), (112, 1442275), (124, 1302700), (140, 1153820), (155, 1042160), (175, 923056), (200, 807674), (217, 744400), (248, 651350), (280, 576910), (310, 521080), (350, 461528), (400, 403837), (434, 372200), (496, 325675), (560, 288455), (620, 260540), (700, 230764), (775, 208432), (868, 186100), (1085, 148880), (1240, 130270), (1400, 115382), (1550, 104216), (1736, 93050), (1861, 86800), (2170, 74440), (2480, 65135), (2800, 57691), (3100, 52108), (3472, 46525), (3722, 43400), (4340, 37220), (5425, 29776), (6200, 26054), (7444, 21700), (8680, 18610), (9305, 17360), (10850, 14888), (12400, 13027)]