197957440

素因数分解:

$2^6\times 5^1\times {\mathrm{127}}^1\times {\mathrm{4871}}^1$

素因数の和:5015

約数の個数: 56

約数和(自身を含む): 475195392

約数和(自身を除く): 277237952

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 127, 160, 254, 320, 508, 635, 1016, 1270, 2032, 2540, 4064, 4871, 5080, 8128, 9742, 10160, 19484, 20320, 24355, 38968, 40640, 48710, 77936, 97420, 155872, 194840, 311744, 389680, 618617, 779360, 1237234, 1558720, 2474468, 3093085, 4948936, 6186170, 9897872, 12372340, 19795744, 24744680, 39591488, 49489360, 98978720, 197957440]

約数ペア:

[(1, 197957440), (2, 98978720), (4, 49489360), (5, 39591488), (8, 24744680), (10, 19795744), (16, 12372340), (20, 9897872), (32, 6186170), (40, 4948936), (64, 3093085), (80, 2474468), (127, 1558720), (160, 1237234), (254, 779360), (320, 618617), (508, 389680), (635, 311744), (1016, 194840), (1270, 155872), (2032, 97420), (2540, 77936), (4064, 48710), (4871, 40640), (5080, 38968), (8128, 24355), (9742, 20320), (10160, 19484)]