9720075

素因数分解:

$3^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{109}}^1$

素因数の和:192

約数の個数: 48

約数和(自身を含む): 17186400

約数和(自身を除く): 7466325

約数列:

[1, 3, 5, 15, 25, 29, 41, 75, 87, 109, 123, 145, 205, 327, 435, 545, 615, 725, 1025, 1189, 1635, 2175, 2725, 3075, 3161, 3567, 4469, 5945, 8175, 9483, 13407, 15805, 17835, 22345, 29725, 47415, 67035, 79025, 89175, 111725, 129601, 237075, 335175, 388803, 648005, 1944015, 3240025, 9720075]

約数ペア:

[(1, 9720075), (3, 3240025), (5, 1944015), (15, 648005), (25, 388803), (29, 335175), (41, 237075), (75, 129601), (87, 111725), (109, 89175), (123, 79025), (145, 67035), (205, 47415), (327, 29725), (435, 22345), (545, 17835), (615, 15805), (725, 13407), (1025, 9483), (1189, 8175), (1635, 5945), (2175, 4469), (2725, 3567), (3075, 3161)]