16676480

素因数分解:

$2^7\times 5^1\times {\mathrm{71}}^1\times {\mathrm{367}}^1$

素因数の和:457

約数の個数: 64

約数和(自身を含む): 40538880

約数和(自身を除く): 23862400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 71, 80, 128, 142, 160, 284, 320, 355, 367, 568, 640, 710, 734, 1136, 1420, 1468, 1835, 2272, 2840, 2936, 3670, 4544, 5680, 5872, 7340, 9088, 11360, 11744, 14680, 22720, 23488, 26057, 29360, 45440, 46976, 52114, 58720, 104228, 117440, 130285, 208456, 234880, 260570, 416912, 521140, 833824, 1042280, 1667648, 2084560, 3335296, 4169120, 8338240, 16676480]

約数ペア:

[(1, 16676480), (2, 8338240), (4, 4169120), (5, 3335296), (8, 2084560), (10, 1667648), (16, 1042280), (20, 833824), (32, 521140), (40, 416912), (64, 260570), (71, 234880), (80, 208456), (128, 130285), (142, 117440), (160, 104228), (284, 58720), (320, 52114), (355, 46976), (367, 45440), (568, 29360), (640, 26057), (710, 23488), (734, 22720), (1136, 14680), (1420, 11744), (1468, 11360), (1835, 9088), (2272, 7340), (2840, 5872), (2936, 5680), (3670, 4544)]