61385200

素因数分解:

$2^4\times 5^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{197}}^1$

素因数の和:275

約数の個数: 120

約数和(自身を含む): 159833520

約数和(自身を除く): 98448320

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 38, 40, 41, 50, 76, 80, 82, 95, 100, 152, 164, 190, 197, 200, 205, 304, 328, 380, 394, 400, 410, 475, 656, 760, 779, 788, 820, 950, 985, 1025, 1520, 1558, 1576, 1640, 1900, 1970, 2050, 3116, 3152, 3280, 3743, 3800, 3895, 3940, 4100, 4925, 6232, 7486, 7600, 7790, 7880, 8077, 8200, 9850, 12464, 14972, 15580, 15760, 16154, 16400, 18715, 19475, 19700, 29944, 31160, 32308, 37430, 38950, 39400, 40385, 59888, 62320, 64616, 74860, 77900, 78800, 80770, 93575, 129232, 149720, 153463, 155800, 161540, 187150, 201925, 299440, 306926, 311600, 323080, 374300, 403850, 613852, 646160, 748600, 767315, 807700, 1227704, 1497200, 1534630, 1615400, 2455408, 3069260, 3230800, 3836575, 6138520, 7673150, 12277040, 15346300, 30692600, 61385200]

約数ペア:

[(1, 61385200), (2, 30692600), (4, 15346300), (5, 12277040), (8, 7673150), (10, 6138520), (16, 3836575), (19, 3230800), (20, 3069260), (25, 2455408), (38, 1615400), (40, 1534630), (41, 1497200), (50, 1227704), (76, 807700), (80, 767315), (82, 748600), (95, 646160), (100, 613852), (152, 403850), (164, 374300), (190, 323080), (197, 311600), (200, 306926), (205, 299440), (304, 201925), (328, 187150), (380, 161540), (394, 155800), (400, 153463), (410, 149720), (475, 129232), (656, 93575), (760, 80770), (779, 78800), (788, 77900), (820, 74860), (950, 64616), (985, 62320), (1025, 59888), (1520, 40385), (1558, 39400), (1576, 38950), (1640, 37430), (1900, 32308), (1970, 31160), (2050, 29944), (3116, 19700), (3152, 19475), (3280, 18715), (3743, 16400), (3800, 16154), (3895, 15760), (3940, 15580), (4100, 14972), (4925, 12464), (6232, 9850), (7486, 8200), (7600, 8077), (7790, 7880)]