51015825

素因数分解:

$3^4\times 5^2\times 7^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1$

素因数の和:149

約数の個数: 120

約数和(自身を含む): 111629760

約数和(自身を除く): 60613935

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 27, 35, 45, 59, 61, 63, 75, 81, 105, 135, 175, 177, 183, 189, 225, 295, 305, 315, 405, 413, 427, 525, 531, 549, 567, 675, 885, 915, 945, 1239, 1281, 1475, 1525, 1575, 1593, 1647, 2025, 2065, 2135, 2655, 2745, 2835, 3599, 3717, 3843, 4425, 4575, 4725, 4779, 4941, 6195, 6405, 7965, 8235, 10325, 10675, 10797, 11151, 11529, 13275, 13725, 14175, 17995, 18585, 19215, 23895, 24705, 25193, 30975, 32025, 32391, 33453, 34587, 39825, 41175, 53985, 55755, 57645, 75579, 89975, 92925, 96075, 97173, 119475, 123525, 125965, 161955, 167265, 172935, 226737, 269925, 278775, 288225, 291519, 377895, 485865, 629825, 680211, 809775, 836325, 864675, 1133685, 1457595, 1889475, 2040633, 2429325, 3401055, 5668425, 7287975, 10203165, 17005275, 51015825]

約数ペア:

[(1, 51015825), (3, 17005275), (5, 10203165), (7, 7287975), (9, 5668425), (15, 3401055), (21, 2429325), (25, 2040633), (27, 1889475), (35, 1457595), (45, 1133685), (59, 864675), (61, 836325), (63, 809775), (75, 680211), (81, 629825), (105, 485865), (135, 377895), (175, 291519), (177, 288225), (183, 278775), (189, 269925), (225, 226737), (295, 172935), (305, 167265), (315, 161955), (405, 125965), (413, 123525), (427, 119475), (525, 97173), (531, 96075), (549, 92925), (567, 89975), (675, 75579), (885, 57645), (915, 55755), (945, 53985), (1239, 41175), (1281, 39825), (1475, 34587), (1525, 33453), (1575, 32391), (1593, 32025), (1647, 30975), (2025, 25193), (2065, 24705), (2135, 23895), (2655, 19215), (2745, 18585), (2835, 17995), (3599, 14175), (3717, 13725), (3843, 13275), (4425, 11529), (4575, 11151), (4725, 10797), (4779, 10675), (4941, 10325), (6195, 8235), (6405, 7965)]