57664425

素因数分解:

$3^1\times 5^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1$

素因数の和:128

約数の個数: 144

約数和(自身を含む): 128241792

約数和(自身を除く): 70577367

約数列:

[1, 3, 5, 7, 13, 15, 17, 21, 25, 35, 39, 49, 51, 65, 71, 75, 85, 91, 105, 119, 147, 175, 195, 213, 221, 245, 255, 273, 325, 355, 357, 425, 455, 497, 525, 595, 637, 663, 735, 833, 923, 975, 1065, 1105, 1207, 1225, 1275, 1365, 1491, 1547, 1775, 1785, 1911, 2275, 2485, 2499, 2769, 2975, 3185, 3315, 3479, 3621, 3675, 4165, 4615, 4641, 5325, 5525, 6035, 6461, 6825, 7455, 7735, 8449, 8925, 9555, 10437, 10829, 12425, 12495, 13845, 15691, 15925, 16575, 17395, 18105, 19383, 20825, 23075, 23205, 25347, 30175, 32305, 32487, 37275, 38675, 42245, 45227, 47073, 47775, 52185, 54145, 59143, 62475, 69225, 78455, 86975, 90525, 96915, 109837, 116025, 126735, 135681, 161525, 162435, 177429, 211225, 226135, 235365, 260925, 270725, 295715, 329511, 392275, 484575, 549185, 633675, 678405, 768859, 812175, 887145, 1130675, 1176825, 1478575, 1647555, 2306577, 2745925, 3392025, 3844295, 4435725, 8237775, 11532885, 19221475, 57664425]

約数ペア:

[(1, 57664425), (3, 19221475), (5, 11532885), (7, 8237775), (13, 4435725), (15, 3844295), (17, 3392025), (21, 2745925), (25, 2306577), (35, 1647555), (39, 1478575), (49, 1176825), (51, 1130675), (65, 887145), (71, 812175), (75, 768859), (85, 678405), (91, 633675), (105, 549185), (119, 484575), (147, 392275), (175, 329511), (195, 295715), (213, 270725), (221, 260925), (245, 235365), (255, 226135), (273, 211225), (325, 177429), (355, 162435), (357, 161525), (425, 135681), (455, 126735), (497, 116025), (525, 109837), (595, 96915), (637, 90525), (663, 86975), (735, 78455), (833, 69225), (923, 62475), (975, 59143), (1065, 54145), (1105, 52185), (1207, 47775), (1225, 47073), (1275, 45227), (1365, 42245), (1491, 38675), (1547, 37275), (1775, 32487), (1785, 32305), (1911, 30175), (2275, 25347), (2485, 23205), (2499, 23075), (2769, 20825), (2975, 19383), (3185, 18105), (3315, 17395), (3479, 16575), (3621, 15925), (3675, 15691), (4165, 13845), (4615, 12495), (4641, 12425), (5325, 10829), (5525, 10437), (6035, 9555), (6461, 8925), (6825, 8449), (7455, 7735)]