128458450

素因数分解:

$2^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{3019}}^1$

素因数の和:3091

約数の個数: 48

約数和(自身を含む): 256144320

約数和(自身を除く): 127685870

約数列:

[1, 2, 5, 10, 23, 25, 37, 46, 50, 74, 115, 185, 230, 370, 575, 851, 925, 1150, 1702, 1850, 3019, 4255, 6038, 8510, 15095, 21275, 30190, 42550, 69437, 75475, 111703, 138874, 150950, 223406, 347185, 558515, 694370, 1117030, 1735925, 2569169, 2792575, 3471850, 5138338, 5585150, 12845845, 25691690, 64229225, 128458450]

約数ペア:

[(1, 128458450), (2, 64229225), (5, 25691690), (10, 12845845), (23, 5585150), (25, 5138338), (37, 3471850), (46, 2792575), (50, 2569169), (74, 1735925), (115, 1117030), (185, 694370), (230, 558515), (370, 347185), (575, 223406), (851, 150950), (925, 138874), (1150, 111703), (1702, 75475), (1850, 69437), (3019, 42550), (4255, 30190), (6038, 21275), (8510, 15095)]