31123808

素因数分解:

$2^5\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{271}}^1$

素因数の和:415

約数の個数: 48

約数和(自身を含む): 63814464

約数和(自身を除く): 32690656

約数列:

[1, 2, 4, 8, 16, 32, 37, 74, 97, 148, 194, 271, 296, 388, 542, 592, 776, 1084, 1184, 1552, 2168, 3104, 3589, 4336, 7178, 8672, 10027, 14356, 20054, 26287, 28712, 40108, 52574, 57424, 80216, 105148, 114848, 160432, 210296, 320864, 420592, 841184, 972619, 1945238, 3890476, 7780952, 15561904, 31123808]

約数ペア:

[(1, 31123808), (2, 15561904), (4, 7780952), (8, 3890476), (16, 1945238), (32, 972619), (37, 841184), (74, 420592), (97, 320864), (148, 210296), (194, 160432), (271, 114848), (296, 105148), (388, 80216), (542, 57424), (592, 52574), (776, 40108), (1084, 28712), (1184, 26287), (1552, 20054), (2168, 14356), (3104, 10027), (3589, 8672), (4336, 7178)]