77809408

素因数分解:

$2^8\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{941}}^1$

素因数の和:993

約数の個数: 72

約数和(自身を含む): 173290320

約数和(自身を除く): 95480912

約数列:

[1, 2, 4, 8, 16, 17, 19, 32, 34, 38, 64, 68, 76, 128, 136, 152, 256, 272, 304, 323, 544, 608, 646, 941, 1088, 1216, 1292, 1882, 2176, 2432, 2584, 3764, 4352, 4864, 5168, 7528, 10336, 15056, 15997, 17879, 20672, 30112, 31994, 35758, 41344, 60224, 63988, 71516, 82688, 120448, 127976, 143032, 240896, 255952, 286064, 303943, 511904, 572128, 607886, 1023808, 1144256, 1215772, 2047616, 2288512, 2431544, 4095232, 4577024, 4863088, 9726176, 19452352, 38904704, 77809408]

約数ペア:

[(1, 77809408), (2, 38904704), (4, 19452352), (8, 9726176), (16, 4863088), (17, 4577024), (19, 4095232), (32, 2431544), (34, 2288512), (38, 2047616), (64, 1215772), (68, 1144256), (76, 1023808), (128, 607886), (136, 572128), (152, 511904), (256, 303943), (272, 286064), (304, 255952), (323, 240896), (544, 143032), (608, 127976), (646, 120448), (941, 82688), (1088, 71516), (1216, 63988), (1292, 60224), (1882, 41344), (2176, 35758), (2432, 31994), (2584, 30112), (3764, 20672), (4352, 17879), (4864, 15997), (5168, 15056), (7528, 10336)]