102984400

素因数分解:

$2^4\times 5^2\times {\mathrm{79}}^1\times {\mathrm{3259}}^1$

素因数の和:3356

約数の個数: 60

約数和(自身を含む): 250628800

約数和(自身を除く): 147644400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 79, 80, 100, 158, 200, 316, 395, 400, 632, 790, 1264, 1580, 1975, 3160, 3259, 3950, 6320, 6518, 7900, 13036, 15800, 16295, 26072, 31600, 32590, 52144, 65180, 81475, 130360, 162950, 257461, 260720, 325900, 514922, 651800, 1029844, 1287305, 1303600, 2059688, 2574610, 4119376, 5149220, 6436525, 10298440, 12873050, 20596880, 25746100, 51492200, 102984400]

約数ペア:

[(1, 102984400), (2, 51492200), (4, 25746100), (5, 20596880), (8, 12873050), (10, 10298440), (16, 6436525), (20, 5149220), (25, 4119376), (40, 2574610), (50, 2059688), (79, 1303600), (80, 1287305), (100, 1029844), (158, 651800), (200, 514922), (316, 325900), (395, 260720), (400, 257461), (632, 162950), (790, 130360), (1264, 81475), (1580, 65180), (1975, 52144), (3160, 32590), (3259, 31600), (3950, 26072), (6320, 16295), (6518, 15800), (7900, 13036)]