26685405

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^2\times {\mathrm{59}}^1$

素因数の和:135

約数の個数: 72

約数和(自身を含む): 51760800

約数和(自身を除く): 25075395

約数列:

[1, 3, 5, 9, 15, 19, 23, 45, 57, 59, 69, 95, 115, 171, 177, 207, 285, 295, 345, 437, 529, 531, 855, 885, 1035, 1121, 1311, 1357, 1587, 2185, 2645, 2655, 3363, 3933, 4071, 4761, 5605, 6555, 6785, 7935, 10051, 10089, 12213, 16815, 19665, 20355, 23805, 25783, 30153, 31211, 50255, 50445, 61065, 77349, 90459, 93633, 128915, 150765, 156055, 232047, 280899, 386745, 452295, 468165, 593009, 1160235, 1404495, 1779027, 2965045, 5337081, 8895135, 26685405]

約数ペア:

[(1, 26685405), (3, 8895135), (5, 5337081), (9, 2965045), (15, 1779027), (19, 1404495), (23, 1160235), (45, 593009), (57, 468165), (59, 452295), (69, 386745), (95, 280899), (115, 232047), (171, 156055), (177, 150765), (207, 128915), (285, 93633), (295, 90459), (345, 77349), (437, 61065), (529, 50445), (531, 50255), (855, 31211), (885, 30153), (1035, 25783), (1121, 23805), (1311, 20355), (1357, 19665), (1587, 16815), (2185, 12213), (2645, 10089), (2655, 10051), (3363, 7935), (3933, 6785), (4071, 6555), (4761, 5605)]