19156987393700

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{499}}^1\times {\mathrm{29531351}}^1$

素因数の和:29531877

約数の個数: 72

約数和(自身を含む): 44858123688000

約数和(自身を除く): 25701136294300

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 499, 650, 998, 1300, 1996, 2495, 4990, 6487, 9980, 12475, 12974, 24950, 25948, 32435, 49900, 64870, 129740, 162175, 324350, 648700, 29531351, 59062702, 118125404, 147656755, 295313510, 383907563, 590627020, 738283775, 767815126, 1476567550, 1535630252, 1919537815, 2953135100, 3839075630, 7678151260, 9597689075, 14736144149, 19195378150, 29472288298, 38390756300, 58944576596, 73680720745, 147361441490, 191569873937, 294722882980, 368403603725, 383139747874, 736807207450, 766279495748, 957849369685, 1473614414900, 1915698739370, 3831397478740, 4789246848425, 9578493696850, 19156987393700]

約数ペア:

[(1, 19156987393700), (2, 9578493696850), (4, 4789246848425), (5, 3831397478740), (10, 1915698739370), (13, 1473614414900), (20, 957849369685), (25, 766279495748), (26, 736807207450), (50, 383139747874), (52, 368403603725), (65, 294722882980), (100, 191569873937), (130, 147361441490), (260, 73680720745), (325, 58944576596), (499, 38390756300), (650, 29472288298), (998, 19195378150), (1300, 14736144149), (1996, 9597689075), (2495, 7678151260), (4990, 3839075630), (6487, 2953135100), (9980, 1919537815), (12475, 1535630252), (12974, 1476567550), (24950, 767815126), (25948, 738283775), (32435, 590627020), (49900, 383907563), (64870, 295313510), (129740, 147656755), (162175, 118125404), (324350, 59062702), (648700, 29531351)]