61815375

素因数分解:

$3^2\times 5^3\times {\mathrm{23}}^1\times {\mathrm{2389}}^1$

素因数の和:2433

約数の個数: 48

約数和(自身を含む): 116326080

約数和(自身を除く): 54510705

約数列:

[1, 3, 5, 9, 15, 23, 25, 45, 69, 75, 115, 125, 207, 225, 345, 375, 575, 1035, 1125, 1725, 2389, 2875, 5175, 7167, 8625, 11945, 21501, 25875, 35835, 54947, 59725, 107505, 164841, 179175, 274735, 298625, 494523, 537525, 824205, 895875, 1373675, 2472615, 2687625, 4121025, 6868375, 12363075, 20605125, 61815375]

約数ペア:

[(1, 61815375), (3, 20605125), (5, 12363075), (9, 6868375), (15, 4121025), (23, 2687625), (25, 2472615), (45, 1373675), (69, 895875), (75, 824205), (115, 537525), (125, 494523), (207, 298625), (225, 274735), (345, 179175), (375, 164841), (575, 107505), (1035, 59725), (1125, 54947), (1725, 35835), (2389, 25875), (2875, 21501), (5175, 11945), (7167, 8625)]