1330781800

素因数分解:

$2^3\times 5^2\times {\mathrm{97}}^1\times {\mathrm{68597}}^1$

素因数の和:68710

約数の個数: 48

約数和(自身を含む): 3126010860

約数和(自身を除く): 1795229060

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 97, 100, 194, 200, 388, 485, 776, 970, 1940, 2425, 3880, 4850, 9700, 19400, 68597, 137194, 274388, 342985, 548776, 685970, 1371940, 1714925, 2743880, 3429850, 6653909, 6859700, 13307818, 13719400, 26615636, 33269545, 53231272, 66539090, 133078180, 166347725, 266156360, 332695450, 665390900, 1330781800]

約数ペア:

[(1, 1330781800), (2, 665390900), (4, 332695450), (5, 266156360), (8, 166347725), (10, 133078180), (20, 66539090), (25, 53231272), (40, 33269545), (50, 26615636), (97, 13719400), (100, 13307818), (194, 6859700), (200, 6653909), (388, 3429850), (485, 2743880), (776, 1714925), (970, 1371940), (1940, 685970), (2425, 548776), (3880, 342985), (4850, 274388), (9700, 137194), (19400, 68597)]