52926040

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1\times {\mathrm{199}}^1$

素因数の和:380

約数の個数: 64

約数和(自身を含む): 122760000

約数和(自身を除く): 69833960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 109, 122, 199, 218, 244, 305, 398, 436, 488, 545, 610, 796, 872, 995, 1090, 1220, 1592, 1990, 2180, 2440, 3980, 4360, 6649, 7960, 12139, 13298, 21691, 24278, 26596, 33245, 43382, 48556, 53192, 60695, 66490, 86764, 97112, 108455, 121390, 132980, 173528, 216910, 242780, 265960, 433820, 485560, 867640, 1323151, 2646302, 5292604, 6615755, 10585208, 13231510, 26463020, 52926040]

約数ペア:

[(1, 52926040), (2, 26463020), (4, 13231510), (5, 10585208), (8, 6615755), (10, 5292604), (20, 2646302), (40, 1323151), (61, 867640), (109, 485560), (122, 433820), (199, 265960), (218, 242780), (244, 216910), (305, 173528), (398, 132980), (436, 121390), (488, 108455), (545, 97112), (610, 86764), (796, 66490), (872, 60695), (995, 53192), (1090, 48556), (1220, 43382), (1592, 33245), (1990, 26596), (2180, 24278), (2440, 21691), (3980, 13298), (4360, 12139), (6649, 7960)]