31208576

素因数分解:

$2^7\times 7^1\times {\mathrm{61}}^1\times {\mathrm{571}}^1$

素因数の和:653

約数の個数: 64

約数和(自身を含む): 72346560

約数和(自身を除く): 41137984

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 61, 64, 112, 122, 128, 224, 244, 427, 448, 488, 571, 854, 896, 976, 1142, 1708, 1952, 2284, 3416, 3904, 3997, 4568, 6832, 7808, 7994, 9136, 13664, 15988, 18272, 27328, 31976, 34831, 36544, 54656, 63952, 69662, 73088, 127904, 139324, 243817, 255808, 278648, 487634, 511616, 557296, 975268, 1114592, 1950536, 2229184, 3901072, 4458368, 7802144, 15604288, 31208576]

約数ペア:

[(1, 31208576), (2, 15604288), (4, 7802144), (7, 4458368), (8, 3901072), (14, 2229184), (16, 1950536), (28, 1114592), (32, 975268), (56, 557296), (61, 511616), (64, 487634), (112, 278648), (122, 255808), (128, 243817), (224, 139324), (244, 127904), (427, 73088), (448, 69662), (488, 63952), (571, 54656), (854, 36544), (896, 34831), (976, 31976), (1142, 27328), (1708, 18272), (1952, 15988), (2284, 13664), (3416, 9136), (3904, 7994), (3997, 7808), (4568, 6832)]