25172992

素因数分解:

$2^{10}\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1$

素因数の和:125

約数の個数: 88

約数和(自身を含む): 56857472

約数和(自身を除く): 31684480

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 32, 52, 61, 62, 64, 104, 122, 124, 128, 208, 244, 248, 256, 403, 416, 488, 496, 512, 793, 806, 832, 976, 992, 1024, 1586, 1612, 1664, 1891, 1952, 1984, 3172, 3224, 3328, 3782, 3904, 3968, 6344, 6448, 6656, 7564, 7808, 7936, 12688, 12896, 13312, 15128, 15616, 15872, 24583, 25376, 25792, 30256, 31232, 31744, 49166, 50752, 51584, 60512, 62464, 98332, 101504, 103168, 121024, 196664, 203008, 206336, 242048, 393328, 406016, 412672, 484096, 786656, 812032, 968192, 1573312, 1936384, 3146624, 6293248, 12586496, 25172992]

約数ペア:

[(1, 25172992), (2, 12586496), (4, 6293248), (8, 3146624), (13, 1936384), (16, 1573312), (26, 968192), (31, 812032), (32, 786656), (52, 484096), (61, 412672), (62, 406016), (64, 393328), (104, 242048), (122, 206336), (124, 203008), (128, 196664), (208, 121024), (244, 103168), (248, 101504), (256, 98332), (403, 62464), (416, 60512), (488, 51584), (496, 50752), (512, 49166), (793, 31744), (806, 31232), (832, 30256), (976, 25792), (992, 25376), (1024, 24583), (1586, 15872), (1612, 15616), (1664, 15128), (1891, 13312), (1952, 12896), (1984, 12688), (3172, 7936), (3224, 7808), (3328, 7564), (3782, 6656), (3904, 6448), (3968, 6344)]