157070900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{457}}^1\times {\mathrm{491}}^1$

素因数の和:969

約数の個数: 72

約数和(自身を含む): 391183296

約数和(自身を除く): 234112396

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 140, 175, 350, 457, 491, 700, 914, 982, 1828, 1964, 2285, 2455, 3199, 3437, 4570, 4910, 6398, 6874, 9140, 9820, 11425, 12275, 12796, 13748, 15995, 17185, 22850, 24550, 31990, 34370, 45700, 49100, 63980, 68740, 79975, 85925, 159950, 171850, 224387, 319900, 343700, 448774, 897548, 1121935, 1570709, 2243870, 3141418, 4487740, 5609675, 6282836, 7853545, 11219350, 15707090, 22438700, 31414180, 39267725, 78535450, 157070900]

約数ペア:

[(1, 157070900), (2, 78535450), (4, 39267725), (5, 31414180), (7, 22438700), (10, 15707090), (14, 11219350), (20, 7853545), (25, 6282836), (28, 5609675), (35, 4487740), (50, 3141418), (70, 2243870), (100, 1570709), (140, 1121935), (175, 897548), (350, 448774), (457, 343700), (491, 319900), (700, 224387), (914, 171850), (982, 159950), (1828, 85925), (1964, 79975), (2285, 68740), (2455, 63980), (3199, 49100), (3437, 45700), (4570, 34370), (4910, 31990), (6398, 24550), (6874, 22850), (9140, 17185), (9820, 15995), (11425, 13748), (12275, 12796)]