200907496

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{739}}^1\times {\mathrm{1999}}^1$

素因数の和:2761

約数の個数: 32

約数和(自身を含む): 399600000

約数和(自身を除く): 198692504

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 739, 1478, 1999, 2956, 3998, 5912, 7996, 12563, 15992, 25126, 33983, 50252, 67966, 100504, 135932, 271864, 1477261, 2954522, 5909044, 11818088, 25113437, 50226874, 100453748, 200907496]

約数ペア:

[(1, 200907496), (2, 100453748), (4, 50226874), (8, 25113437), (17, 11818088), (34, 5909044), (68, 2954522), (136, 1477261), (739, 271864), (1478, 135932), (1999, 100504), (2956, 67966), (3998, 50252), (5912, 33983), (7996, 25126), (12563, 15992)]