30615725

素因数分解:

$5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{251}}^1$

素因数の和:326

約数の個数: 48

約数和(自身を含む): 47246976

約数和(自身を除く): 16631251

約数列:

[1, 5, 7, 17, 25, 35, 41, 85, 119, 175, 205, 251, 287, 425, 595, 697, 1025, 1255, 1435, 1757, 2975, 3485, 4267, 4879, 6275, 7175, 8785, 10291, 17425, 21335, 24395, 29869, 43925, 51455, 72037, 106675, 121975, 149345, 174947, 257275, 360185, 746725, 874735, 1224629, 1800925, 4373675, 6123145, 30615725]

約数ペア:

[(1, 30615725), (5, 6123145), (7, 4373675), (17, 1800925), (25, 1224629), (35, 874735), (41, 746725), (85, 360185), (119, 257275), (175, 174947), (205, 149345), (251, 121975), (287, 106675), (425, 72037), (595, 51455), (697, 43925), (1025, 29869), (1255, 24395), (1435, 21335), (1757, 17425), (2975, 10291), (3485, 8785), (4267, 7175), (4879, 6275)]