68556375

素因数分解:

$3^5\times 5^3\times {\mathrm{37}}^1\times {\mathrm{61}}^1$

素因数の和:128

約数の個数: 96

約数和(自身を含む): 133783104

約数和(自身を除く): 65226729

約数列:

[1, 3, 5, 9, 15, 25, 27, 37, 45, 61, 75, 81, 111, 125, 135, 183, 185, 225, 243, 305, 333, 375, 405, 549, 555, 675, 915, 925, 999, 1125, 1215, 1525, 1647, 1665, 2025, 2257, 2745, 2775, 2997, 3375, 4575, 4625, 4941, 4995, 6075, 6771, 7625, 8235, 8325, 8991, 10125, 11285, 13725, 13875, 14823, 14985, 20313, 22875, 24705, 24975, 30375, 33855, 41175, 41625, 44955, 56425, 60939, 68625, 74115, 74925, 101565, 123525, 124875, 169275, 182817, 205875, 224775, 282125, 304695, 370575, 374625, 507825, 548451, 617625, 846375, 914085, 1123875, 1523475, 1852875, 2539125, 2742255, 4570425, 7617375, 13711275, 22852125, 68556375]

約数ペア:

[(1, 68556375), (3, 22852125), (5, 13711275), (9, 7617375), (15, 4570425), (25, 2742255), (27, 2539125), (37, 1852875), (45, 1523475), (61, 1123875), (75, 914085), (81, 846375), (111, 617625), (125, 548451), (135, 507825), (183, 374625), (185, 370575), (225, 304695), (243, 282125), (305, 224775), (333, 205875), (375, 182817), (405, 169275), (549, 124875), (555, 123525), (675, 101565), (915, 74925), (925, 74115), (999, 68625), (1125, 60939), (1215, 56425), (1525, 44955), (1647, 41625), (1665, 41175), (2025, 33855), (2257, 30375), (2745, 24975), (2775, 24705), (2997, 22875), (3375, 20313), (4575, 14985), (4625, 14823), (4941, 13875), (4995, 13725), (6075, 11285), (6771, 10125), (7625, 8991), (8235, 8325)]