80226916

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{293}}^1$

素因数の和:449

約数の個数: 72

約数和(自身を含む): 180182016

約数和(自身を除く): 99955100

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 49, 77, 98, 127, 154, 196, 254, 293, 308, 508, 539, 586, 889, 1078, 1172, 1397, 1778, 2051, 2156, 2794, 3223, 3556, 4102, 5588, 6223, 6446, 8204, 9779, 12446, 12892, 14357, 19558, 22561, 24892, 28714, 37211, 39116, 45122, 57428, 68453, 74422, 90244, 136906, 148844, 157927, 260477, 273812, 315854, 409321, 520954, 631708, 818642, 1041908, 1637284, 1823339, 2865247, 3646678, 5730494, 7293356, 11460988, 20056729, 40113458, 80226916]

約数ペア:

[(1, 80226916), (2, 40113458), (4, 20056729), (7, 11460988), (11, 7293356), (14, 5730494), (22, 3646678), (28, 2865247), (44, 1823339), (49, 1637284), (77, 1041908), (98, 818642), (127, 631708), (154, 520954), (196, 409321), (254, 315854), (293, 273812), (308, 260477), (508, 157927), (539, 148844), (586, 136906), (889, 90244), (1078, 74422), (1172, 68453), (1397, 57428), (1778, 45122), (2051, 39116), (2156, 37211), (2794, 28714), (3223, 24892), (3556, 22561), (4102, 19558), (5588, 14357), (6223, 12892), (6446, 12446), (8204, 9779)]