53398240

素因数分解:

$2^5\times 5^1\times 7^4\times {\mathrm{139}}^1$

素因数の和:182

約数の個数: 120

約数和(自身を含む): 148228920

約数和(自身を除く): 94830680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 139, 140, 160, 196, 224, 245, 278, 280, 343, 392, 490, 556, 560, 686, 695, 784, 973, 980, 1112, 1120, 1372, 1390, 1568, 1715, 1946, 1960, 2224, 2401, 2744, 2780, 3430, 3892, 3920, 4448, 4802, 4865, 5488, 5560, 6811, 6860, 7784, 7840, 9604, 9730, 10976, 11120, 12005, 13622, 13720, 15568, 19208, 19460, 22240, 24010, 27244, 27440, 31136, 34055, 38416, 38920, 47677, 48020, 54488, 54880, 68110, 76832, 77840, 95354, 96040, 108976, 136220, 155680, 190708, 192080, 217952, 238385, 272440, 333739, 381416, 384160, 476770, 544880, 667478, 762832, 953540, 1089760, 1334956, 1525664, 1668695, 1907080, 2669912, 3337390, 3814160, 5339824, 6674780, 7628320, 10679648, 13349560, 26699120, 53398240]

約数ペア:

[(1, 53398240), (2, 26699120), (4, 13349560), (5, 10679648), (7, 7628320), (8, 6674780), (10, 5339824), (14, 3814160), (16, 3337390), (20, 2669912), (28, 1907080), (32, 1668695), (35, 1525664), (40, 1334956), (49, 1089760), (56, 953540), (70, 762832), (80, 667478), (98, 544880), (112, 476770), (139, 384160), (140, 381416), (160, 333739), (196, 272440), (224, 238385), (245, 217952), (278, 192080), (280, 190708), (343, 155680), (392, 136220), (490, 108976), (556, 96040), (560, 95354), (686, 77840), (695, 76832), (784, 68110), (973, 54880), (980, 54488), (1112, 48020), (1120, 47677), (1372, 38920), (1390, 38416), (1568, 34055), (1715, 31136), (1946, 27440), (1960, 27244), (2224, 24010), (2401, 22240), (2744, 19460), (2780, 19208), (3430, 15568), (3892, 13720), (3920, 13622), (4448, 12005), (4802, 11120), (4865, 10976), (5488, 9730), (5560, 9604), (6811, 7840), (6860, 7784)]