31722350

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{421}}^1$

素因数の和:581

約数の個数: 48

約数和(自身を含む): 64991376

約数和(自身を除く): 33269026

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 137, 274, 275, 421, 550, 685, 842, 1370, 1507, 2105, 3014, 3425, 4210, 4631, 6850, 7535, 9262, 10525, 15070, 21050, 23155, 37675, 46310, 57677, 75350, 115354, 115775, 231550, 288385, 576770, 634447, 1268894, 1441925, 2883850, 3172235, 6344470, 15861175, 31722350]

約数ペア:

[(1, 31722350), (2, 15861175), (5, 6344470), (10, 3172235), (11, 2883850), (22, 1441925), (25, 1268894), (50, 634447), (55, 576770), (110, 288385), (137, 231550), (274, 115775), (275, 115354), (421, 75350), (550, 57677), (685, 46310), (842, 37675), (1370, 23155), (1507, 21050), (2105, 15070), (3014, 10525), (3425, 9262), (4210, 7535), (4631, 6850)]