311928500

素因数分解:

$2^2\times 5^3\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{1297}}^1$

素因数の和:1366

約数の個数: 96

約数和(自身を含む): 754065312

約数和(自身を除く): 442136812

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 37, 50, 52, 65, 74, 100, 125, 130, 148, 185, 250, 260, 325, 370, 481, 500, 650, 740, 925, 962, 1297, 1300, 1625, 1850, 1924, 2405, 2594, 3250, 3700, 4625, 4810, 5188, 6485, 6500, 9250, 9620, 12025, 12970, 16861, 18500, 24050, 25940, 32425, 33722, 47989, 48100, 60125, 64850, 67444, 84305, 95978, 120250, 129700, 162125, 168610, 191956, 239945, 240500, 324250, 337220, 421525, 479890, 623857, 648500, 843050, 959780, 1199725, 1247714, 1686100, 2107625, 2399450, 2495428, 3119285, 4215250, 4798900, 5998625, 6238570, 8430500, 11997250, 12477140, 15596425, 23994500, 31192850, 62385700, 77982125, 155964250, 311928500]

約数ペア:

[(1, 311928500), (2, 155964250), (4, 77982125), (5, 62385700), (10, 31192850), (13, 23994500), (20, 15596425), (25, 12477140), (26, 11997250), (37, 8430500), (50, 6238570), (52, 5998625), (65, 4798900), (74, 4215250), (100, 3119285), (125, 2495428), (130, 2399450), (148, 2107625), (185, 1686100), (250, 1247714), (260, 1199725), (325, 959780), (370, 843050), (481, 648500), (500, 623857), (650, 479890), (740, 421525), (925, 337220), (962, 324250), (1297, 240500), (1300, 239945), (1625, 191956), (1850, 168610), (1924, 162125), (2405, 129700), (2594, 120250), (3250, 95978), (3700, 84305), (4625, 67444), (4810, 64850), (5188, 60125), (6485, 48100), (6500, 47989), (9250, 33722), (9620, 32425), (12025, 25940), (12970, 24050), (16861, 18500)]