260082004

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{991}}^1$

素因数の和:1125

約数の個数: 72

約数和(自身を含む): 576296448

約数和(自身を除く): 316214444

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 91, 98, 103, 182, 196, 206, 364, 412, 637, 721, 991, 1274, 1339, 1442, 1982, 2548, 2678, 2884, 3964, 5047, 5356, 6937, 9373, 10094, 12883, 13874, 18746, 20188, 25766, 27748, 37492, 48559, 51532, 65611, 90181, 97118, 102073, 131222, 180362, 194236, 204146, 262444, 360724, 408292, 631267, 714511, 1262534, 1326949, 1429022, 2525068, 2653898, 2858044, 5001577, 5307796, 9288643, 10003154, 18577286, 20006308, 37154572, 65020501, 130041002, 260082004]

約数ペア:

[(1, 260082004), (2, 130041002), (4, 65020501), (7, 37154572), (13, 20006308), (14, 18577286), (26, 10003154), (28, 9288643), (49, 5307796), (52, 5001577), (91, 2858044), (98, 2653898), (103, 2525068), (182, 1429022), (196, 1326949), (206, 1262534), (364, 714511), (412, 631267), (637, 408292), (721, 360724), (991, 262444), (1274, 204146), (1339, 194236), (1442, 180362), (1982, 131222), (2548, 102073), (2678, 97118), (2884, 90181), (3964, 65611), (5047, 51532), (5356, 48559), (6937, 37492), (9373, 27748), (10094, 25766), (12883, 20188), (13874, 18746)]