49865840

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{661}}^1$

素因数の和:738

約数の個数: 80

約数和(自身を含む): 124117056

約数和(自身を除く): 74251216

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 41, 46, 80, 82, 92, 115, 164, 184, 205, 230, 328, 368, 410, 460, 656, 661, 820, 920, 943, 1322, 1640, 1840, 1886, 2644, 3280, 3305, 3772, 4715, 5288, 6610, 7544, 9430, 10576, 13220, 15088, 15203, 18860, 26440, 27101, 30406, 37720, 52880, 54202, 60812, 75440, 76015, 108404, 121624, 135505, 152030, 216808, 243248, 271010, 304060, 433616, 542020, 608120, 623323, 1084040, 1216240, 1246646, 2168080, 2493292, 3116615, 4986584, 6233230, 9973168, 12466460, 24932920, 49865840]

約数ペア:

[(1, 49865840), (2, 24932920), (4, 12466460), (5, 9973168), (8, 6233230), (10, 4986584), (16, 3116615), (20, 2493292), (23, 2168080), (40, 1246646), (41, 1216240), (46, 1084040), (80, 623323), (82, 608120), (92, 542020), (115, 433616), (164, 304060), (184, 271010), (205, 243248), (230, 216808), (328, 152030), (368, 135505), (410, 121624), (460, 108404), (656, 76015), (661, 75440), (820, 60812), (920, 54202), (943, 52880), (1322, 37720), (1640, 30406), (1840, 27101), (1886, 26440), (2644, 18860), (3280, 15203), (3305, 15088), (3772, 13220), (4715, 10576), (5288, 9430), (6610, 7544)]