100005760

素因数分解:

$2^7\times 5^1\times {\mathrm{156259}}^1$

素因数の和:156278

約数の個数: 32

約数和(自身を含む): 239077800

約数和(自身を除く): 139072040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 156259, 312518, 625036, 781295, 1250072, 1562590, 2500144, 3125180, 5000288, 6250360, 10000576, 12500720, 20001152, 25001440, 50002880, 100005760]

約数ペア:

[(1, 100005760), (2, 50002880), (4, 25001440), (5, 20001152), (8, 12500720), (10, 10000576), (16, 6250360), (20, 5000288), (32, 3125180), (40, 2500144), (64, 1562590), (80, 1250072), (128, 781295), (160, 625036), (320, 312518), (640, 156259)]