639074157904

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{10723}}^1\times {\mathrm{40933}}^1$

素因数の和:51684

約数の個数: 80

約数和(自身を含む): 1524125421952

約数和(自身を除く): 885051264048

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 728, 1456, 10723, 21446, 40933, 42892, 75061, 81866, 85784, 139399, 150122, 163732, 171568, 278798, 286531, 300244, 327464, 532129, 557596, 573062, 600488, 654928, 975793, 1064258, 1115192, 1146124, 1200976, 1951586, 2128516, 2230384, 2292248, 3724903, 3903172, 4257032, 4584496, 7449806, 7806344, 8514064, 14899612, 15612688, 29799224, 59598448, 438924559, 877849118, 1755698236, 3072471913, 3511396472, 5706019267, 6144943826, 7022792944, 11412038534, 12289887652, 22824077068, 24579775304, 39942134869, 45648154136, 49159550608, 79884269738, 91296308272, 159768539476, 319537078952, 639074157904]

約数ペア:

[(1, 639074157904), (2, 319537078952), (4, 159768539476), (7, 91296308272), (8, 79884269738), (13, 49159550608), (14, 45648154136), (16, 39942134869), (26, 24579775304), (28, 22824077068), (52, 12289887652), (56, 11412038534), (91, 7022792944), (104, 6144943826), (112, 5706019267), (182, 3511396472), (208, 3072471913), (364, 1755698236), (728, 877849118), (1456, 438924559), (10723, 59598448), (21446, 29799224), (40933, 15612688), (42892, 14899612), (75061, 8514064), (81866, 7806344), (85784, 7449806), (139399, 4584496), (150122, 4257032), (163732, 3903172), (171568, 3724903), (278798, 2292248), (286531, 2230384), (300244, 2128516), (327464, 1951586), (532129, 1200976), (557596, 1146124), (573062, 1115192), (600488, 1064258), (654928, 975793)]