81391488

素因数分解:

$2^7\times 3^1\times {\mathrm{79}}^1\times {\mathrm{2683}}^1$

素因数の和:2779

約数の個数: 64

約数和(自身を含む): 219014400

約数和(自身を除く): 137622912

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 79, 96, 128, 158, 192, 237, 316, 384, 474, 632, 948, 1264, 1896, 2528, 2683, 3792, 5056, 5366, 7584, 8049, 10112, 10732, 15168, 16098, 21464, 30336, 32196, 42928, 64392, 85856, 128784, 171712, 211957, 257568, 343424, 423914, 515136, 635871, 847828, 1030272, 1271742, 1695656, 2543484, 3391312, 5086968, 6782624, 10173936, 13565248, 20347872, 27130496, 40695744, 81391488]

約数ペア:

[(1, 81391488), (2, 40695744), (3, 27130496), (4, 20347872), (6, 13565248), (8, 10173936), (12, 6782624), (16, 5086968), (24, 3391312), (32, 2543484), (48, 1695656), (64, 1271742), (79, 1030272), (96, 847828), (128, 635871), (158, 515136), (192, 423914), (237, 343424), (316, 257568), (384, 211957), (474, 171712), (632, 128784), (948, 85856), (1264, 64392), (1896, 42928), (2528, 32196), (2683, 30336), (3792, 21464), (5056, 16098), (5366, 15168), (7584, 10732), (8049, 10112)]