818052352

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{409}}^1\times {\mathrm{601}}^1$

素因数の和:1039

約数の個数: 72

約数和(自身を含む): 1765750280

約数和(自身を除く): 947697928

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 256, 409, 416, 601, 818, 832, 1202, 1636, 1664, 2404, 3272, 3328, 4808, 5317, 6544, 7813, 9616, 10634, 13088, 15626, 19232, 21268, 26176, 31252, 38464, 42536, 52352, 62504, 76928, 85072, 104704, 125008, 153856, 170144, 245809, 250016, 340288, 491618, 500032, 680576, 983236, 1000064, 1361152, 1966472, 2000128, 3195517, 3932944, 6391034, 7865888, 12782068, 15731776, 25564136, 31463552, 51128272, 62927104, 102256544, 204513088, 409026176, 818052352]

約数ペア:

[(1, 818052352), (2, 409026176), (4, 204513088), (8, 102256544), (13, 62927104), (16, 51128272), (26, 31463552), (32, 25564136), (52, 15731776), (64, 12782068), (104, 7865888), (128, 6391034), (208, 3932944), (256, 3195517), (409, 2000128), (416, 1966472), (601, 1361152), (818, 1000064), (832, 983236), (1202, 680576), (1636, 500032), (1664, 491618), (2404, 340288), (3272, 250016), (3328, 245809), (4808, 170144), (5317, 153856), (6544, 125008), (7813, 104704), (9616, 85072), (10634, 76928), (13088, 62504), (15626, 52352), (19232, 42536), (21268, 38464), (26176, 31252)]