850334720

素因数分解:

$2^{10}\times 5^1\times {\mathrm{166081}}^1$

素因数の和:166106

約数の個数: 44

約数和(自身を含む): 2039819124

約数和(自身を除く): 1189484404

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, 166081, 332162, 664324, 830405, 1328648, 1660810, 2657296, 3321620, 5314592, 6643240, 10629184, 13286480, 21258368, 26572960, 42516736, 53145920, 85033472, 106291840, 170066944, 212583680, 425167360, 850334720]

約数ペア:

[(1, 850334720), (2, 425167360), (4, 212583680), (5, 170066944), (8, 106291840), (10, 85033472), (16, 53145920), (20, 42516736), (32, 26572960), (40, 21258368), (64, 13286480), (80, 10629184), (128, 6643240), (160, 5314592), (256, 3321620), (320, 2657296), (512, 1660810), (640, 1328648), (1024, 830405), (1280, 664324), (2560, 332162), (5120, 166081)]