161031808

素因数分解:

$2^7\times 7^1\times {\mathrm{53}}^1\times {\mathrm{3391}}^1$

素因数の和:3465

約数の個数: 64

約数和(自身を含む): 373662720

約数和(自身を除く): 212630912

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 53, 56, 64, 106, 112, 128, 212, 224, 371, 424, 448, 742, 848, 896, 1484, 1696, 2968, 3391, 3392, 5936, 6782, 6784, 11872, 13564, 23737, 23744, 27128, 47474, 47488, 54256, 94948, 108512, 179723, 189896, 217024, 359446, 379792, 434048, 718892, 759584, 1258061, 1437784, 1519168, 2516122, 2875568, 3038336, 5032244, 5751136, 10064488, 11502272, 20128976, 23004544, 40257952, 80515904, 161031808]

約数ペア:

[(1, 161031808), (2, 80515904), (4, 40257952), (7, 23004544), (8, 20128976), (14, 11502272), (16, 10064488), (28, 5751136), (32, 5032244), (53, 3038336), (56, 2875568), (64, 2516122), (106, 1519168), (112, 1437784), (128, 1258061), (212, 759584), (224, 718892), (371, 434048), (424, 379792), (448, 359446), (742, 217024), (848, 189896), (896, 179723), (1484, 108512), (1696, 94948), (2968, 54256), (3391, 47488), (3392, 47474), (5936, 27128), (6782, 23744), (6784, 23737), (11872, 13564)]