2893858525

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{331}}^1\times {\mathrm{389}}^1$

素因数の和:790

約数の個数: 48

約数和(自身を含む): 3853324800

約数和(自身を除く): 959466275

約数列:

[1, 5, 25, 29, 31, 145, 155, 331, 389, 725, 775, 899, 1655, 1945, 4495, 8275, 9599, 9725, 10261, 11281, 12059, 22475, 47995, 51305, 56405, 60295, 128759, 239975, 256525, 282025, 297569, 301475, 349711, 643795, 1487845, 1748555, 3218975, 3734011, 3991529, 7439225, 8742775, 18670055, 19957645, 93350275, 99788225, 115754341, 578771705, 2893858525]

約数ペア:

[(1, 2893858525), (5, 578771705), (25, 115754341), (29, 99788225), (31, 93350275), (145, 19957645), (155, 18670055), (331, 8742775), (389, 7439225), (725, 3991529), (775, 3734011), (899, 3218975), (1655, 1748555), (1945, 1487845), (4495, 643795), (8275, 349711), (9599, 301475), (9725, 297569), (10261, 282025), (11281, 256525), (12059, 239975), (22475, 128759), (47995, 60295), (51305, 56405)]