102507520

素因数分解:

$2^{10}\times 5^1\times {\mathrm{20021}}^1$

素因数の和:20046

約数の個数: 44

約数和(自身を含む): 245910204

約数和(自身を除く): 143402684

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1024, 1280, 2560, 5120, 20021, 40042, 80084, 100105, 160168, 200210, 320336, 400420, 640672, 800840, 1281344, 1601680, 2562688, 3203360, 5125376, 6406720, 10250752, 12813440, 20501504, 25626880, 51253760, 102507520]

約数ペア:

[(1, 102507520), (2, 51253760), (4, 25626880), (5, 20501504), (8, 12813440), (10, 10250752), (16, 6406720), (20, 5125376), (32, 3203360), (40, 2562688), (64, 1601680), (80, 1281344), (128, 800840), (160, 640672), (256, 400420), (320, 320336), (512, 200210), (640, 160168), (1024, 100105), (1280, 80084), (2560, 40042), (5120, 20021)]