80485120

素因数分解:

$2^8\times 5^1\times {\mathrm{227}}^1\times {\mathrm{277}}^1$

素因数の和:525

約数の個数: 72

約数和(自身を含む): 194335344

約数和(自身を除く): 113850224

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 227, 256, 277, 320, 454, 554, 640, 908, 1108, 1135, 1280, 1385, 1816, 2216, 2270, 2770, 3632, 4432, 4540, 5540, 7264, 8864, 9080, 11080, 14528, 17728, 18160, 22160, 29056, 35456, 36320, 44320, 58112, 62879, 70912, 72640, 88640, 125758, 145280, 177280, 251516, 290560, 314395, 354560, 503032, 628790, 1006064, 1257580, 2012128, 2515160, 4024256, 5030320, 8048512, 10060640, 16097024, 20121280, 40242560, 80485120]

約数ペア:

[(1, 80485120), (2, 40242560), (4, 20121280), (5, 16097024), (8, 10060640), (10, 8048512), (16, 5030320), (20, 4024256), (32, 2515160), (40, 2012128), (64, 1257580), (80, 1006064), (128, 628790), (160, 503032), (227, 354560), (256, 314395), (277, 290560), (320, 251516), (454, 177280), (554, 145280), (640, 125758), (908, 88640), (1108, 72640), (1135, 70912), (1280, 62879), (1385, 58112), (1816, 44320), (2216, 36320), (2270, 35456), (2770, 29056), (3632, 22160), (4432, 18160), (4540, 17728), (5540, 14528), (7264, 11080), (8864, 9080)]