81687996

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{7589}}^1$

素因数の和:7635

約数の個数: 72

約数和(自身を含む): 232071840

約数和(自身を除く): 150383844

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 23, 26, 36, 39, 46, 52, 69, 78, 92, 117, 138, 156, 207, 234, 276, 299, 414, 468, 598, 828, 897, 1196, 1794, 2691, 3588, 5382, 7589, 10764, 15178, 22767, 30356, 45534, 68301, 91068, 98657, 136602, 174547, 197314, 273204, 295971, 349094, 394628, 523641, 591942, 698188, 887913, 1047282, 1183884, 1570923, 1775826, 2094564, 2269111, 3141846, 3551652, 4538222, 6283692, 6807333, 9076444, 13614666, 20421999, 27229332, 40843998, 81687996]

約数ペア:

[(1, 81687996), (2, 40843998), (3, 27229332), (4, 20421999), (6, 13614666), (9, 9076444), (12, 6807333), (13, 6283692), (18, 4538222), (23, 3551652), (26, 3141846), (36, 2269111), (39, 2094564), (46, 1775826), (52, 1570923), (69, 1183884), (78, 1047282), (92, 887913), (117, 698188), (138, 591942), (156, 523641), (207, 394628), (234, 349094), (276, 295971), (299, 273204), (414, 197314), (468, 174547), (598, 136602), (828, 98657), (897, 91068), (1196, 68301), (1794, 45534), (2691, 30356), (3588, 22767), (5382, 15178), (7589, 10764)]