66243125

素因数分解:

$5^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{263}}^1$

素因数の和:327

約数の個数: 40

約数和(自身を含む): 92370432

約数和(自身を除く): 26127307

約数列:

[1, 5, 13, 25, 31, 65, 125, 155, 263, 325, 403, 625, 775, 1315, 1625, 2015, 3419, 3875, 6575, 8125, 8153, 10075, 17095, 19375, 32875, 40765, 50375, 85475, 105989, 164375, 203825, 251875, 427375, 529945, 1019125, 2136875, 2649725, 5095625, 13248625, 66243125]

約数ペア:

[(1, 66243125), (5, 13248625), (13, 5095625), (25, 2649725), (31, 2136875), (65, 1019125), (125, 529945), (155, 427375), (263, 251875), (325, 203825), (403, 164375), (625, 105989), (775, 85475), (1315, 50375), (1625, 40765), (2015, 32875), (3419, 19375), (3875, 17095), (6575, 10075), (8125, 8153)]