68726812

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{251}}^1$

素因数の和:407

約数の個数: 72

約数和(自身を含む): 154441728

約数和(自身を除く): 85714916

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 49, 77, 98, 127, 154, 196, 251, 254, 308, 502, 508, 539, 889, 1004, 1078, 1397, 1757, 1778, 2156, 2761, 2794, 3514, 3556, 5522, 5588, 6223, 7028, 9779, 11044, 12299, 12446, 19327, 19558, 24598, 24892, 31877, 38654, 39116, 49196, 63754, 68453, 77308, 127508, 135289, 136906, 223139, 270578, 273812, 350647, 446278, 541156, 701294, 892556, 1402588, 1561973, 2454529, 3123946, 4909058, 6247892, 9818116, 17181703, 34363406, 68726812]

約数ペア:

[(1, 68726812), (2, 34363406), (4, 17181703), (7, 9818116), (11, 6247892), (14, 4909058), (22, 3123946), (28, 2454529), (44, 1561973), (49, 1402588), (77, 892556), (98, 701294), (127, 541156), (154, 446278), (196, 350647), (251, 273812), (254, 270578), (308, 223139), (502, 136906), (508, 135289), (539, 127508), (889, 77308), (1004, 68453), (1078, 63754), (1397, 49196), (1757, 39116), (1778, 38654), (2156, 31877), (2761, 24892), (2794, 24598), (3514, 19558), (3556, 19327), (5522, 12446), (5588, 12299), (6223, 11044), (7028, 9779)]