31041760

素因数分解:

$2^5\times 5^1\times {\mathrm{131}}^1\times {\mathrm{1481}}^1$

素因数の和:1627

約数の個数: 48

約数和(自身を含む): 73945872

約数和(自身を除く): 42904112

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 131, 160, 262, 524, 655, 1048, 1310, 1481, 2096, 2620, 2962, 4192, 5240, 5924, 7405, 10480, 11848, 14810, 20960, 23696, 29620, 47392, 59240, 118480, 194011, 236960, 388022, 776044, 970055, 1552088, 1940110, 3104176, 3880220, 6208352, 7760440, 15520880, 31041760]

約数ペア:

[(1, 31041760), (2, 15520880), (4, 7760440), (5, 6208352), (8, 3880220), (10, 3104176), (16, 1940110), (20, 1552088), (32, 970055), (40, 776044), (80, 388022), (131, 236960), (160, 194011), (262, 118480), (524, 59240), (655, 47392), (1048, 29620), (1310, 23696), (1481, 20960), (2096, 14810), (2620, 11848), (2962, 10480), (4192, 7405), (5240, 5924)]