16521280

素因数分解:

$2^6\times 5^1\times {\mathrm{17}}^1\times {\mathrm{3037}}^1$

素因数の和:3071

約数の個数: 56

約数和(自身を含む): 41669208

約数和(自身を除く): 25147928

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 136, 160, 170, 272, 320, 340, 544, 680, 1088, 1360, 2720, 3037, 5440, 6074, 12148, 15185, 24296, 30370, 48592, 51629, 60740, 97184, 103258, 121480, 194368, 206516, 242960, 258145, 413032, 485920, 516290, 826064, 971840, 1032580, 1652128, 2065160, 3304256, 4130320, 8260640, 16521280]

約数ペア:

[(1, 16521280), (2, 8260640), (4, 4130320), (5, 3304256), (8, 2065160), (10, 1652128), (16, 1032580), (17, 971840), (20, 826064), (32, 516290), (34, 485920), (40, 413032), (64, 258145), (68, 242960), (80, 206516), (85, 194368), (136, 121480), (160, 103258), (170, 97184), (272, 60740), (320, 51629), (340, 48592), (544, 30370), (680, 24296), (1088, 15185), (1360, 12148), (2720, 6074), (3037, 5440)]