80222080

素因数分解:

$2^7\times 5^1\times {\mathrm{163}}^1\times {\mathrm{769}}^1$

素因数の和:951

約数の個数: 64

約数和(自身を含む): 193208400

約数和(自身を除く): 112986320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 163, 320, 326, 640, 652, 769, 815, 1304, 1538, 1630, 2608, 3076, 3260, 3845, 5216, 6152, 6520, 7690, 10432, 12304, 13040, 15380, 20864, 24608, 26080, 30760, 49216, 52160, 61520, 98432, 104320, 123040, 125347, 246080, 250694, 492160, 501388, 626735, 1002776, 1253470, 2005552, 2506940, 4011104, 5013880, 8022208, 10027760, 16044416, 20055520, 40111040, 80222080]

約数ペア:

[(1, 80222080), (2, 40111040), (4, 20055520), (5, 16044416), (8, 10027760), (10, 8022208), (16, 5013880), (20, 4011104), (32, 2506940), (40, 2005552), (64, 1253470), (80, 1002776), (128, 626735), (160, 501388), (163, 492160), (320, 250694), (326, 246080), (640, 125347), (652, 123040), (769, 104320), (815, 98432), (1304, 61520), (1538, 52160), (1630, 49216), (2608, 30760), (3076, 26080), (3260, 24608), (3845, 20864), (5216, 15380), (6152, 13040), (6520, 12304), (7690, 10432)]