31579184

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^2\times {\mathrm{41}}^1$

素因数の和:115

約数の個数: 120

約数和(自身を含む): 80640672

約数和(自身を除く): 49061488

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 23, 26, 28, 41, 46, 52, 56, 82, 91, 92, 104, 112, 161, 164, 182, 184, 208, 287, 299, 322, 328, 364, 368, 529, 533, 574, 598, 644, 656, 728, 943, 1058, 1066, 1148, 1196, 1288, 1456, 1886, 2093, 2116, 2132, 2296, 2392, 2576, 3703, 3731, 3772, 4186, 4232, 4264, 4592, 4784, 6601, 6877, 7406, 7462, 7544, 8372, 8464, 8528, 12259, 13202, 13754, 14812, 14924, 15088, 16744, 21689, 24518, 26404, 27508, 29624, 29848, 33488, 43378, 48139, 49036, 52808, 55016, 59248, 59696, 85813, 86756, 96278, 98072, 105616, 110032, 151823, 171626, 173512, 192556, 196144, 281957, 303646, 343252, 347024, 385112, 563914, 607292, 686504, 770224, 1127828, 1214584, 1373008, 1973699, 2255656, 2429168, 3947398, 4511312, 7894796, 15789592, 31579184]

約数ペア:

[(1, 31579184), (2, 15789592), (4, 7894796), (7, 4511312), (8, 3947398), (13, 2429168), (14, 2255656), (16, 1973699), (23, 1373008), (26, 1214584), (28, 1127828), (41, 770224), (46, 686504), (52, 607292), (56, 563914), (82, 385112), (91, 347024), (92, 343252), (104, 303646), (112, 281957), (161, 196144), (164, 192556), (182, 173512), (184, 171626), (208, 151823), (287, 110032), (299, 105616), (322, 98072), (328, 96278), (364, 86756), (368, 85813), (529, 59696), (533, 59248), (574, 55016), (598, 52808), (644, 49036), (656, 48139), (728, 43378), (943, 33488), (1058, 29848), (1066, 29624), (1148, 27508), (1196, 26404), (1288, 24518), (1456, 21689), (1886, 16744), (2093, 15088), (2116, 14924), (2132, 14812), (2296, 13754), (2392, 13202), (2576, 12259), (3703, 8528), (3731, 8464), (3772, 8372), (4186, 7544), (4232, 7462), (4264, 7406), (4592, 6877), (4784, 6601)]