172289175

素因数分解:

$3^1\times 5^2\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{1303}}^1$

素因数の和:1400

約数の個数: 48

約数和(自身を含む): 298814208

約数和(自身を除く): 126525033

約数列:

[1, 3, 5, 15, 25, 41, 43, 75, 123, 129, 205, 215, 615, 645, 1025, 1075, 1303, 1763, 3075, 3225, 3909, 5289, 6515, 8815, 19545, 26445, 32575, 44075, 53423, 56029, 97725, 132225, 160269, 168087, 267115, 280145, 801345, 840435, 1335575, 1400725, 2297189, 4006725, 4202175, 6891567, 11485945, 34457835, 57429725, 172289175]

約数ペア:

[(1, 172289175), (3, 57429725), (5, 34457835), (15, 11485945), (25, 6891567), (41, 4202175), (43, 4006725), (75, 2297189), (123, 1400725), (129, 1335575), (205, 840435), (215, 801345), (615, 280145), (645, 267115), (1025, 168087), (1075, 160269), (1303, 132225), (1763, 97725), (3075, 56029), (3225, 53423), (3909, 44075), (5289, 32575), (6515, 26445), (8815, 19545)]