815776

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1$

素因数の和:113

約数の個数: 48

約数和(自身を含む): 1809864

約数和(自身を除く): 994088

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 37, 52, 53, 74, 104, 106, 148, 208, 212, 296, 416, 424, 481, 592, 689, 848, 962, 1184, 1378, 1696, 1924, 1961, 2756, 3848, 3922, 5512, 7696, 7844, 11024, 15392, 15688, 22048, 25493, 31376, 50986, 62752, 101972, 203944, 407888, 815776]

約数ペア:

[(1, 815776), (2, 407888), (4, 203944), (8, 101972), (13, 62752), (16, 50986), (26, 31376), (32, 25493), (37, 22048), (52, 15688), (53, 15392), (74, 11024), (104, 7844), (106, 7696), (148, 5512), (208, 3922), (212, 3848), (296, 2756), (416, 1961), (424, 1924), (481, 1696), (592, 1378), (689, 1184), (848, 962)]