201999896

素因数分解:

$2^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1\times {\mathrm{563}}^1$

素因数の和:768

約数の個数: 64

約数和(自身を含む): 446688000

約数和(自身を除く): 244688104

約数列:

[1, 2, 4, 7, 8, 14, 28, 43, 56, 86, 149, 172, 298, 301, 344, 563, 596, 602, 1043, 1126, 1192, 1204, 2086, 2252, 2408, 3941, 4172, 4504, 6407, 7882, 8344, 12814, 15764, 24209, 25628, 31528, 44849, 48418, 51256, 83887, 89698, 96836, 167774, 169463, 179396, 193672, 335548, 338926, 358792, 587209, 671096, 677852, 1174418, 1355704, 2348836, 3607141, 4697672, 7214282, 14428564, 25249987, 28857128, 50499974, 100999948, 201999896]

約数ペア:

[(1, 201999896), (2, 100999948), (4, 50499974), (7, 28857128), (8, 25249987), (14, 14428564), (28, 7214282), (43, 4697672), (56, 3607141), (86, 2348836), (149, 1355704), (172, 1174418), (298, 677852), (301, 671096), (344, 587209), (563, 358792), (596, 338926), (602, 335548), (1043, 193672), (1126, 179396), (1192, 169463), (1204, 167774), (2086, 96836), (2252, 89698), (2408, 83887), (3941, 51256), (4172, 48418), (4504, 44849), (6407, 31528), (7882, 25628), (8344, 24209), (12814, 15764)]