138726380

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{4073}}^1$

素因数の和:4226

約数の個数: 48

約数和(自身を含む): 316207584

約数和(自身を除く): 177481204

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 131, 260, 262, 524, 655, 1310, 1703, 2620, 3406, 4073, 6812, 8146, 8515, 16292, 17030, 20365, 34060, 40730, 52949, 81460, 105898, 211796, 264745, 529490, 533563, 1058980, 1067126, 2134252, 2667815, 5335630, 6936319, 10671260, 13872638, 27745276, 34681595, 69363190, 138726380]

約数ペア:

[(1, 138726380), (2, 69363190), (4, 34681595), (5, 27745276), (10, 13872638), (13, 10671260), (20, 6936319), (26, 5335630), (52, 2667815), (65, 2134252), (130, 1067126), (131, 1058980), (260, 533563), (262, 529490), (524, 264745), (655, 211796), (1310, 105898), (1703, 81460), (2620, 52949), (3406, 40730), (4073, 34060), (6812, 20365), (8146, 17030), (8515, 16292)]