55821525

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{911}}^1$

素因数の和:986

約数の個数: 48

約数和(自身を含む): 99517440

約数和(自身を除く): 43695915

約数列:

[1, 3, 5, 15, 19, 25, 43, 57, 75, 95, 129, 215, 285, 475, 645, 817, 911, 1075, 1425, 2451, 2733, 3225, 4085, 4555, 12255, 13665, 17309, 20425, 22775, 39173, 51927, 61275, 68325, 86545, 117519, 195865, 259635, 432725, 587595, 744287, 979325, 1298175, 2232861, 2937975, 3721435, 11164305, 18607175, 55821525]

約数ペア:

[(1, 55821525), (3, 18607175), (5, 11164305), (15, 3721435), (19, 2937975), (25, 2232861), (43, 1298175), (57, 979325), (75, 744287), (95, 587595), (129, 432725), (215, 259635), (285, 195865), (475, 117519), (645, 86545), (817, 68325), (911, 61275), (1075, 51927), (1425, 39173), (2451, 22775), (2733, 20425), (3225, 17309), (4085, 13665), (4555, 12255)]