20126925

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{983}}^1$

素因数の和:1019

約数の個数: 72

約数和(自身を含む): 44413824

約数和(自身を除く): 24286899

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 25, 35, 39, 45, 63, 65, 75, 91, 105, 117, 175, 195, 225, 273, 315, 325, 455, 525, 585, 819, 975, 983, 1365, 1575, 2275, 2925, 2949, 4095, 4915, 6825, 6881, 8847, 12779, 14745, 20475, 20643, 24575, 34405, 38337, 44235, 61929, 63895, 73725, 89453, 103215, 115011, 172025, 191685, 221175, 268359, 309645, 319475, 447265, 516075, 575055, 805077, 958425, 1341795, 1548225, 2236325, 2875275, 4025385, 6708975, 20126925]

約数ペア:

[(1, 20126925), (3, 6708975), (5, 4025385), (7, 2875275), (9, 2236325), (13, 1548225), (15, 1341795), (21, 958425), (25, 805077), (35, 575055), (39, 516075), (45, 447265), (63, 319475), (65, 309645), (75, 268359), (91, 221175), (105, 191685), (117, 172025), (175, 115011), (195, 103215), (225, 89453), (273, 73725), (315, 63895), (325, 61929), (455, 44235), (525, 38337), (585, 34405), (819, 24575), (975, 20643), (983, 20475), (1365, 14745), (1575, 12779), (2275, 8847), (2925, 6881), (2949, 6825), (4095, 4915)]