81974795136

素因数分解:

$2^7\times 3^1\times {\mathrm{13}}^1\times {\mathrm{16421233}}^1$

素因数の和:16421263

約数の個数: 64

約数和(自身を含む): 234495221520

約数和(自身を除く): 152520426384

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 64, 78, 96, 104, 128, 156, 192, 208, 312, 384, 416, 624, 832, 1248, 1664, 2496, 4992, 16421233, 32842466, 49263699, 65684932, 98527398, 131369864, 197054796, 213476029, 262739728, 394109592, 426952058, 525479456, 640428087, 788219184, 853904116, 1050958912, 1280856174, 1576438368, 1707808232, 2101917824, 2561712348, 3152876736, 3415616464, 5123424696, 6305753472, 6831232928, 10246849392, 13662465856, 20493698784, 27324931712, 40987397568, 81974795136]

約数ペア:

[(1, 81974795136), (2, 40987397568), (3, 27324931712), (4, 20493698784), (6, 13662465856), (8, 10246849392), (12, 6831232928), (13, 6305753472), (16, 5123424696), (24, 3415616464), (26, 3152876736), (32, 2561712348), (39, 2101917824), (48, 1707808232), (52, 1576438368), (64, 1280856174), (78, 1050958912), (96, 853904116), (104, 788219184), (128, 640428087), (156, 525479456), (192, 426952058), (208, 394109592), (312, 262739728), (384, 213476029), (416, 197054796), (624, 131369864), (832, 98527398), (1248, 65684932), (1664, 49263699), (2496, 32842466), (4992, 16421233)]