201515210

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1129}}^1\times {\mathrm{1373}}^1$

素因数の和:2522

約数の個数: 32

約数和(自身を含む): 391260240

約数和(自身を除く): 189745030

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 1129, 1373, 2258, 2746, 5645, 6865, 11290, 13730, 14677, 17849, 29354, 35698, 73385, 89245, 146770, 178490, 1550117, 3100234, 7750585, 15501170, 20151521, 40303042, 100757605, 201515210]

約数ペア:

[(1, 201515210), (2, 100757605), (5, 40303042), (10, 20151521), (13, 15501170), (26, 7750585), (65, 3100234), (130, 1550117), (1129, 178490), (1373, 146770), (2258, 89245), (2746, 73385), (5645, 35698), (6865, 29354), (11290, 17849), (13730, 14677)]