78167450

素因数分解:

$2^1\times 5^2\times {\mathrm{71}}^1\times {\mathrm{97}}^1\times {\mathrm{227}}^1$

素因数の和:407

約数の個数: 48

約数和(自身を含む): 149615424

約数和(自身を除く): 71447974

約数列:

[1, 2, 5, 10, 25, 50, 71, 97, 142, 194, 227, 355, 454, 485, 710, 970, 1135, 1775, 2270, 2425, 3550, 4850, 5675, 6887, 11350, 13774, 16117, 22019, 32234, 34435, 44038, 68870, 80585, 110095, 161170, 172175, 220190, 344350, 402925, 550475, 805850, 1100950, 1563349, 3126698, 7816745, 15633490, 39083725, 78167450]

約数ペア:

[(1, 78167450), (2, 39083725), (5, 15633490), (10, 7816745), (25, 3126698), (50, 1563349), (71, 1100950), (97, 805850), (142, 550475), (194, 402925), (227, 344350), (355, 220190), (454, 172175), (485, 161170), (710, 110095), (970, 80585), (1135, 68870), (1775, 44038), (2270, 34435), (2425, 32234), (3550, 22019), (4850, 16117), (5675, 13774), (6887, 11350)]