205839872

素因数分解:

$2^9\times 7^1\times {\mathrm{79}}^1\times {\mathrm{727}}^1$

素因数の和:831

約数の個数: 80

約数和(自身を含む): 476636160

約数和(自身を除く): 270796288

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 79, 112, 128, 158, 224, 256, 316, 448, 512, 553, 632, 727, 896, 1106, 1264, 1454, 1792, 2212, 2528, 2908, 3584, 4424, 5056, 5089, 5816, 8848, 10112, 10178, 11632, 17696, 20224, 20356, 23264, 35392, 40448, 40712, 46528, 57433, 70784, 81424, 93056, 114866, 141568, 162848, 186112, 229732, 283136, 325696, 372224, 402031, 459464, 651392, 804062, 918928, 1302784, 1608124, 1837856, 2605568, 3216248, 3675712, 6432496, 7351424, 12864992, 14702848, 25729984, 29405696, 51459968, 102919936, 205839872]

約数ペア:

[(1, 205839872), (2, 102919936), (4, 51459968), (7, 29405696), (8, 25729984), (14, 14702848), (16, 12864992), (28, 7351424), (32, 6432496), (56, 3675712), (64, 3216248), (79, 2605568), (112, 1837856), (128, 1608124), (158, 1302784), (224, 918928), (256, 804062), (316, 651392), (448, 459464), (512, 402031), (553, 372224), (632, 325696), (727, 283136), (896, 229732), (1106, 186112), (1264, 162848), (1454, 141568), (1792, 114866), (2212, 93056), (2528, 81424), (2908, 70784), (3584, 57433), (4424, 46528), (5056, 40712), (5089, 40448), (5816, 35392), (8848, 23264), (10112, 20356), (10178, 20224), (11632, 17696)]