1397027950

素因数分解:

$2^1\times 5^2\times {\mathrm{71}}^1\times {\mathrm{97}}^1\times {\mathrm{4057}}^1$

素因数の和:4237

約数の個数: 48

約数和(自身を含む): 2662892064

約数和(自身を除く): 1265864114

約数列:

[1, 2, 5, 10, 25, 50, 71, 97, 142, 194, 355, 485, 710, 970, 1775, 2425, 3550, 4057, 4850, 6887, 8114, 13774, 20285, 34435, 40570, 68870, 101425, 172175, 202850, 288047, 344350, 393529, 576094, 787058, 1440235, 1967645, 2880470, 3935290, 7201175, 9838225, 14402350, 19676450, 27940559, 55881118, 139702795, 279405590, 698513975, 1397027950]

約数ペア:

[(1, 1397027950), (2, 698513975), (5, 279405590), (10, 139702795), (25, 55881118), (50, 27940559), (71, 19676450), (97, 14402350), (142, 9838225), (194, 7201175), (355, 3935290), (485, 2880470), (710, 1967645), (970, 1440235), (1775, 787058), (2425, 576094), (3550, 393529), (4057, 344350), (4850, 288047), (6887, 202850), (8114, 172175), (13774, 101425), (20285, 68870), (34435, 40570)]