68144625

素因数分解:

$3^3\times 5^3\times {\mathrm{61}}^1\times {\mathrm{331}}^1$

素因数の和:416

約数の個数: 64

約数和(自身を含む): 128444160

約数和(自身を除く): 60299535

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 61, 75, 125, 135, 183, 225, 305, 331, 375, 549, 675, 915, 993, 1125, 1525, 1647, 1655, 2745, 2979, 3375, 4575, 4965, 7625, 8235, 8275, 8937, 13725, 14895, 20191, 22875, 24825, 41175, 41375, 44685, 60573, 68625, 74475, 100955, 124125, 181719, 205875, 223425, 302865, 372375, 504775, 545157, 908595, 1117125, 1514325, 2523875, 2725785, 4542975, 7571625, 13628925, 22714875, 68144625]

約数ペア:

[(1, 68144625), (3, 22714875), (5, 13628925), (9, 7571625), (15, 4542975), (25, 2725785), (27, 2523875), (45, 1514325), (61, 1117125), (75, 908595), (125, 545157), (135, 504775), (183, 372375), (225, 302865), (305, 223425), (331, 205875), (375, 181719), (549, 124125), (675, 100955), (915, 74475), (993, 68625), (1125, 60573), (1525, 44685), (1647, 41375), (1655, 41175), (2745, 24825), (2979, 22875), (3375, 20191), (4575, 14895), (4965, 13725), (7625, 8937), (8235, 8275)]