129736880

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{251}}^1$

素因数の和:355

約数の個数: 160

約数和(自身を含む): 377975808

約数和(自身を除く): 248238928

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 71, 80, 91, 104, 112, 130, 140, 142, 182, 208, 251, 260, 280, 284, 355, 364, 455, 497, 502, 520, 560, 568, 710, 728, 910, 923, 994, 1004, 1040, 1136, 1255, 1420, 1456, 1757, 1820, 1846, 1988, 2008, 2485, 2510, 2840, 3263, 3514, 3640, 3692, 3976, 4016, 4615, 4970, 5020, 5680, 6461, 6526, 7028, 7280, 7384, 7952, 8785, 9230, 9940, 10040, 12922, 13052, 14056, 14768, 16315, 17570, 17821, 18460, 19880, 20080, 22841, 25844, 26104, 28112, 32305, 32630, 35140, 35642, 36920, 39760, 45682, 51688, 52208, 64610, 65260, 70280, 71284, 73840, 89105, 91364, 103376, 114205, 124747, 129220, 130520, 140560, 142568, 178210, 182728, 228410, 231673, 249494, 258440, 261040, 285136, 356420, 365456, 456820, 463346, 498988, 516880, 623735, 712840, 913640, 926692, 997976, 1158365, 1247470, 1425680, 1621711, 1827280, 1853384, 1995952, 2316730, 2494940, 3243422, 3706768, 4633460, 4989880, 6486844, 8108555, 9266920, 9979760, 12973688, 16217110, 18533840, 25947376, 32434220, 64868440, 129736880]

約数ペア:

[(1, 129736880), (2, 64868440), (4, 32434220), (5, 25947376), (7, 18533840), (8, 16217110), (10, 12973688), (13, 9979760), (14, 9266920), (16, 8108555), (20, 6486844), (26, 4989880), (28, 4633460), (35, 3706768), (40, 3243422), (52, 2494940), (56, 2316730), (65, 1995952), (70, 1853384), (71, 1827280), (80, 1621711), (91, 1425680), (104, 1247470), (112, 1158365), (130, 997976), (140, 926692), (142, 913640), (182, 712840), (208, 623735), (251, 516880), (260, 498988), (280, 463346), (284, 456820), (355, 365456), (364, 356420), (455, 285136), (497, 261040), (502, 258440), (520, 249494), (560, 231673), (568, 228410), (710, 182728), (728, 178210), (910, 142568), (923, 140560), (994, 130520), (1004, 129220), (1040, 124747), (1136, 114205), (1255, 103376), (1420, 91364), (1456, 89105), (1757, 73840), (1820, 71284), (1846, 70280), (1988, 65260), (2008, 64610), (2485, 52208), (2510, 51688), (2840, 45682), (3263, 39760), (3514, 36920), (3640, 35642), (3692, 35140), (3976, 32630), (4016, 32305), (4615, 28112), (4970, 26104), (5020, 25844), (5680, 22841), (6461, 20080), (6526, 19880), (7028, 18460), (7280, 17821), (7384, 17570), (7952, 16315), (8785, 14768), (9230, 14056), (9940, 13052), (10040, 12922)]