71609840

素因数分解:

$2^4\times 5^1\times {\mathrm{131}}^1\times {\mathrm{6833}}^1$

素因数の和:6977

約数の個数: 40

約数和(自身を含む): 167788368

約数和(自身を除く): 96178528

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 131, 262, 524, 655, 1048, 1310, 2096, 2620, 5240, 6833, 10480, 13666, 27332, 34165, 54664, 68330, 109328, 136660, 273320, 546640, 895123, 1790246, 3580492, 4475615, 7160984, 8951230, 14321968, 17902460, 35804920, 71609840]

約数ペア:

[(1, 71609840), (2, 35804920), (4, 17902460), (5, 14321968), (8, 8951230), (10, 7160984), (16, 4475615), (20, 3580492), (40, 1790246), (80, 895123), (131, 546640), (262, 273320), (524, 136660), (655, 109328), (1048, 68330), (1310, 54664), (2096, 34165), (2620, 27332), (5240, 13666), (6833, 10480)]