25295080

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{401}}^1$

素因数の和:514

約数の個数: 64

約数和(自身を含む): 60782400

約数和(自身を除く): 35487320

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 83, 95, 152, 166, 190, 332, 380, 401, 415, 664, 760, 802, 830, 1577, 1604, 1660, 2005, 3154, 3208, 3320, 4010, 6308, 7619, 7885, 8020, 12616, 15238, 15770, 16040, 30476, 31540, 33283, 38095, 60952, 63080, 66566, 76190, 133132, 152380, 166415, 266264, 304760, 332830, 632377, 665660, 1264754, 1331320, 2529508, 3161885, 5059016, 6323770, 12647540, 25295080]

約数ペア:

[(1, 25295080), (2, 12647540), (4, 6323770), (5, 5059016), (8, 3161885), (10, 2529508), (19, 1331320), (20, 1264754), (38, 665660), (40, 632377), (76, 332830), (83, 304760), (95, 266264), (152, 166415), (166, 152380), (190, 133132), (332, 76190), (380, 66566), (401, 63080), (415, 60952), (664, 38095), (760, 33283), (802, 31540), (830, 30476), (1577, 16040), (1604, 15770), (1660, 15238), (2005, 12616), (3154, 8020), (3208, 7885), (3320, 7619), (4010, 6308)]