157686913240

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{55523561}}^1$

素因数の和:55523643

約数の個数: 32

約数和(自身を含む): 359792681760

約数和(自身を除く): 202105768520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 55523561, 111047122, 222094244, 277617805, 444188488, 555235610, 1110471220, 2220942440, 3942172831, 7884345662, 15768691324, 19710864155, 31537382648, 39421728310, 78843456620, 157686913240]

約数ペア:

[(1, 157686913240), (2, 78843456620), (4, 39421728310), (5, 31537382648), (8, 19710864155), (10, 15768691324), (20, 7884345662), (40, 3942172831), (71, 2220942440), (142, 1110471220), (284, 555235610), (355, 444188488), (568, 277617805), (710, 222094244), (1420, 111047122), (2840, 55523561)]