87493220

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{277}}^1\times {\mathrm{929}}^1$

素因数の和:1232

約数の個数: 48

約数和(自身を含む): 195456240

約数和(自身を除く): 107963020

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 277, 340, 554, 929, 1108, 1385, 1858, 2770, 3716, 4645, 4709, 5540, 9290, 9418, 15793, 18580, 18836, 23545, 31586, 47090, 63172, 78965, 94180, 157930, 257333, 315860, 514666, 1029332, 1286665, 2573330, 4374661, 5146660, 8749322, 17498644, 21873305, 43746610, 87493220]

約数ペア:

[(1, 87493220), (2, 43746610), (4, 21873305), (5, 17498644), (10, 8749322), (17, 5146660), (20, 4374661), (34, 2573330), (68, 1286665), (85, 1029332), (170, 514666), (277, 315860), (340, 257333), (554, 157930), (929, 94180), (1108, 78965), (1385, 63172), (1858, 47090), (2770, 31586), (3716, 23545), (4645, 18836), (4709, 18580), (5540, 15793), (9290, 9418)]