148725808

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{1979}}^1$

素因数の和:2066

約数の個数: 80

約数和(自身を含む): 365333760

約数和(自身を除く): 216607952

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 56, 61, 77, 88, 112, 122, 154, 176, 244, 308, 427, 488, 616, 671, 854, 976, 1232, 1342, 1708, 1979, 2684, 3416, 3958, 4697, 5368, 6832, 7916, 9394, 10736, 13853, 15832, 18788, 21769, 27706, 31664, 37576, 43538, 55412, 75152, 87076, 110824, 120719, 152383, 174152, 221648, 241438, 304766, 348304, 482876, 609532, 845033, 965752, 1219064, 1327909, 1690066, 1931504, 2438128, 2655818, 3380132, 5311636, 6760264, 9295363, 10623272, 13520528, 18590726, 21246544, 37181452, 74362904, 148725808]

約数ペア:

[(1, 148725808), (2, 74362904), (4, 37181452), (7, 21246544), (8, 18590726), (11, 13520528), (14, 10623272), (16, 9295363), (22, 6760264), (28, 5311636), (44, 3380132), (56, 2655818), (61, 2438128), (77, 1931504), (88, 1690066), (112, 1327909), (122, 1219064), (154, 965752), (176, 845033), (244, 609532), (308, 482876), (427, 348304), (488, 304766), (616, 241438), (671, 221648), (854, 174152), (976, 152383), (1232, 120719), (1342, 110824), (1708, 87076), (1979, 75152), (2684, 55412), (3416, 43538), (3958, 37576), (4697, 31664), (5368, 27706), (6832, 21769), (7916, 18788), (9394, 15832), (10736, 13853)]