81084416

素因数分解:

$2^{14}\times 7^2\times {\mathrm{101}}^1$

素因数の和:143

約数の個数: 90

約数和(自身を含む): 190507338

約数和(自身を除く): 109422922

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 101, 112, 128, 196, 202, 224, 256, 392, 404, 448, 512, 707, 784, 808, 896, 1024, 1414, 1568, 1616, 1792, 2048, 2828, 3136, 3232, 3584, 4096, 4949, 5656, 6272, 6464, 7168, 8192, 9898, 11312, 12544, 12928, 14336, 16384, 19796, 22624, 25088, 25856, 28672, 39592, 45248, 50176, 51712, 57344, 79184, 90496, 100352, 103424, 114688, 158368, 180992, 200704, 206848, 316736, 361984, 401408, 413696, 633472, 723968, 802816, 827392, 1266944, 1447936, 1654784, 2533888, 2895872, 5067776, 5791744, 10135552, 11583488, 20271104, 40542208, 81084416]

約数ペア:

[(1, 81084416), (2, 40542208), (4, 20271104), (7, 11583488), (8, 10135552), (14, 5791744), (16, 5067776), (28, 2895872), (32, 2533888), (49, 1654784), (56, 1447936), (64, 1266944), (98, 827392), (101, 802816), (112, 723968), (128, 633472), (196, 413696), (202, 401408), (224, 361984), (256, 316736), (392, 206848), (404, 200704), (448, 180992), (512, 158368), (707, 114688), (784, 103424), (808, 100352), (896, 90496), (1024, 79184), (1414, 57344), (1568, 51712), (1616, 50176), (1792, 45248), (2048, 39592), (2828, 28672), (3136, 25856), (3232, 25088), (3584, 22624), (4096, 19796), (4949, 16384), (5656, 14336), (6272, 12928), (6464, 12544), (7168, 11312), (8192, 9898)]