245621025

素因数分解:

$3^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1217}}^1$

素因数の和:1272

約数の個数: 96

約数和(自身を含む): 507467520

約数和(自身を除く): 261846495

約数列:

[1, 3, 5, 9, 13, 15, 23, 25, 27, 39, 45, 65, 69, 75, 115, 117, 135, 195, 207, 225, 299, 325, 345, 351, 575, 585, 621, 675, 897, 975, 1035, 1217, 1495, 1725, 1755, 2691, 2925, 3105, 3651, 4485, 5175, 6085, 7475, 8073, 8775, 10953, 13455, 15525, 15821, 18255, 22425, 27991, 30425, 32859, 40365, 47463, 54765, 67275, 79105, 83973, 91275, 139955, 142389, 164295, 201825, 237315, 251919, 273825, 363883, 395525, 419865, 427167, 699775, 711945, 755757, 821475, 1091649, 1186575, 1259595, 1819415, 2099325, 2135835, 3274947, 3559725, 3778785, 5458245, 6297975, 9097075, 9824841, 10679175, 16374735, 18893925, 27291225, 49124205, 81873675, 245621025]

約数ペア:

[(1, 245621025), (3, 81873675), (5, 49124205), (9, 27291225), (13, 18893925), (15, 16374735), (23, 10679175), (25, 9824841), (27, 9097075), (39, 6297975), (45, 5458245), (65, 3778785), (69, 3559725), (75, 3274947), (115, 2135835), (117, 2099325), (135, 1819415), (195, 1259595), (207, 1186575), (225, 1091649), (299, 821475), (325, 755757), (345, 711945), (351, 699775), (575, 427167), (585, 419865), (621, 395525), (675, 363883), (897, 273825), (975, 251919), (1035, 237315), (1217, 201825), (1495, 164295), (1725, 142389), (1755, 139955), (2691, 91275), (2925, 83973), (3105, 79105), (3651, 67275), (4485, 54765), (5175, 47463), (6085, 40365), (7475, 32859), (8073, 30425), (8775, 27991), (10953, 22425), (13455, 18255), (15525, 15821)]