187899088

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{97}}^1\times {\mathrm{139}}^1$

素因数の和:324

約数の個数: 80

約数和(自身を含む): 404904640

約数和(自身を除く): 217005552

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 67, 97, 104, 134, 139, 194, 208, 268, 278, 388, 536, 556, 776, 871, 1072, 1112, 1261, 1552, 1742, 1807, 2224, 2522, 3484, 3614, 5044, 6499, 6968, 7228, 9313, 10088, 12998, 13483, 13936, 14456, 18626, 20176, 25996, 26966, 28912, 37252, 51992, 53932, 74504, 84487, 103984, 107864, 121069, 149008, 168974, 175279, 215728, 242138, 337948, 350558, 484276, 675896, 701116, 903361, 968552, 1351792, 1402232, 1806722, 1937104, 2804464, 3613444, 7226888, 11743693, 14453776, 23487386, 46974772, 93949544, 187899088]

約数ペア:

[(1, 187899088), (2, 93949544), (4, 46974772), (8, 23487386), (13, 14453776), (16, 11743693), (26, 7226888), (52, 3613444), (67, 2804464), (97, 1937104), (104, 1806722), (134, 1402232), (139, 1351792), (194, 968552), (208, 903361), (268, 701116), (278, 675896), (388, 484276), (536, 350558), (556, 337948), (776, 242138), (871, 215728), (1072, 175279), (1112, 168974), (1261, 149008), (1552, 121069), (1742, 107864), (1807, 103984), (2224, 84487), (2522, 74504), (3484, 53932), (3614, 51992), (5044, 37252), (6499, 28912), (6968, 26966), (7228, 25996), (9313, 20176), (10088, 18626), (12998, 14456), (13483, 13936)]