72820875

素因数分解:

$3^1\times 5^3\times {\mathrm{23}}^1\times {\mathrm{8443}}^1$

素因数の和:8484

約数の個数: 32

約数和(自身を含む): 126457344

約数和(自身を除く): 53636469

約数列:

[1, 3, 5, 15, 23, 25, 69, 75, 115, 125, 345, 375, 575, 1725, 2875, 8443, 8625, 25329, 42215, 126645, 194189, 211075, 582567, 633225, 970945, 1055375, 2912835, 3166125, 4854725, 14564175, 24273625, 72820875]

約数ペア:

[(1, 72820875), (3, 24273625), (5, 14564175), (15, 4854725), (23, 3166125), (25, 2912835), (69, 1055375), (75, 970945), (115, 633225), (125, 582567), (345, 211075), (375, 194189), (575, 126645), (1725, 42215), (2875, 25329), (8443, 8625)]