981314450

素因数分解:

$2^1\times 5^2\times {\mathrm{131}}^1\times {\mathrm{233}}^1\times {\mathrm{643}}^1$

素因数の和:1019

約数の個数: 48

約数和(自身を含む): 1849944096

約数和(自身を除く): 868629646

約数列:

[1, 2, 5, 10, 25, 50, 131, 233, 262, 466, 643, 655, 1165, 1286, 1310, 2330, 3215, 3275, 5825, 6430, 6550, 11650, 16075, 30523, 32150, 61046, 84233, 149819, 152615, 168466, 299638, 305230, 421165, 749095, 763075, 842330, 1498190, 1526150, 2105825, 3745475, 4211650, 7490950, 19626289, 39252578, 98131445, 196262890, 490657225, 981314450]

約数ペア:

[(1, 981314450), (2, 490657225), (5, 196262890), (10, 98131445), (25, 39252578), (50, 19626289), (131, 7490950), (233, 4211650), (262, 3745475), (466, 2105825), (643, 1526150), (655, 1498190), (1165, 842330), (1286, 763075), (1310, 749095), (2330, 421165), (3215, 305230), (3275, 299638), (5825, 168466), (6430, 152615), (6550, 149819), (11650, 84233), (16075, 61046), (30523, 32150)]