31827328

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{617}}^1$

素因数の和:675

約数の個数: 64

約数和(自身を含む): 70600320

約数和(自身を除く): 38772992

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 32, 52, 62, 64, 104, 124, 128, 208, 248, 403, 416, 496, 617, 806, 832, 992, 1234, 1612, 1664, 1984, 2468, 3224, 3968, 4936, 6448, 8021, 9872, 12896, 16042, 19127, 19744, 25792, 32084, 38254, 39488, 51584, 64168, 76508, 78976, 128336, 153016, 248651, 256672, 306032, 497302, 513344, 612064, 994604, 1026688, 1224128, 1989208, 2448256, 3978416, 7956832, 15913664, 31827328]

約数ペア:

[(1, 31827328), (2, 15913664), (4, 7956832), (8, 3978416), (13, 2448256), (16, 1989208), (26, 1224128), (31, 1026688), (32, 994604), (52, 612064), (62, 513344), (64, 497302), (104, 306032), (124, 256672), (128, 248651), (208, 153016), (248, 128336), (403, 78976), (416, 76508), (496, 64168), (617, 51584), (806, 39488), (832, 38254), (992, 32084), (1234, 25792), (1612, 19744), (1664, 19127), (1984, 16042), (2468, 12896), (3224, 9872), (3968, 8021), (4936, 6448)]