161376992

素因数分解:

$2^5\times 7^2\times {\mathrm{101}}^1\times {\mathrm{1019}}^1$

素因数の和:1144

約数の個数: 72

約数和(自身を含む): 373607640

約数和(自身を除く): 212230648

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 98, 101, 112, 196, 202, 224, 392, 404, 707, 784, 808, 1019, 1414, 1568, 1616, 2038, 2828, 3232, 4076, 4949, 5656, 7133, 8152, 9898, 11312, 14266, 16304, 19796, 22624, 28532, 32608, 39592, 49931, 57064, 79184, 99862, 102919, 114128, 158368, 199724, 205838, 228256, 399448, 411676, 720433, 798896, 823352, 1440866, 1597792, 1646704, 2881732, 3293408, 5043031, 5763464, 10086062, 11526928, 20172124, 23053856, 40344248, 80688496, 161376992]

約数ペア:

[(1, 161376992), (2, 80688496), (4, 40344248), (7, 23053856), (8, 20172124), (14, 11526928), (16, 10086062), (28, 5763464), (32, 5043031), (49, 3293408), (56, 2881732), (98, 1646704), (101, 1597792), (112, 1440866), (196, 823352), (202, 798896), (224, 720433), (392, 411676), (404, 399448), (707, 228256), (784, 205838), (808, 199724), (1019, 158368), (1414, 114128), (1568, 102919), (1616, 99862), (2038, 79184), (2828, 57064), (3232, 49931), (4076, 39592), (4949, 32608), (5656, 28532), (7133, 22624), (8152, 19796), (9898, 16304), (11312, 14266)]