672315950

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{41}}^2\times {\mathrm{421}}^1$

素因数の和:534

約数の個数: 72

約数和(自身を含む): 1352417160

約数和(自身を除く): 680101210

約数列:

[1, 2, 5, 10, 19, 25, 38, 41, 50, 82, 95, 190, 205, 410, 421, 475, 779, 842, 950, 1025, 1558, 1681, 2050, 2105, 3362, 3895, 4210, 7790, 7999, 8405, 10525, 15998, 16810, 17261, 19475, 21050, 31939, 34522, 38950, 39995, 42025, 63878, 79990, 84050, 86305, 159695, 172610, 199975, 319390, 327959, 399950, 431525, 655918, 707701, 798475, 863050, 1415402, 1596950, 1639795, 3279590, 3538505, 7077010, 8198975, 13446319, 16397950, 17692525, 26892638, 35385050, 67231595, 134463190, 336157975, 672315950]

約数ペア:

[(1, 672315950), (2, 336157975), (5, 134463190), (10, 67231595), (19, 35385050), (25, 26892638), (38, 17692525), (41, 16397950), (50, 13446319), (82, 8198975), (95, 7077010), (190, 3538505), (205, 3279590), (410, 1639795), (421, 1596950), (475, 1415402), (779, 863050), (842, 798475), (950, 707701), (1025, 655918), (1558, 431525), (1681, 399950), (2050, 327959), (2105, 319390), (3362, 199975), (3895, 172610), (4210, 159695), (7790, 86305), (7999, 84050), (8405, 79990), (10525, 63878), (15998, 42025), (16810, 39995), (17261, 38950), (19475, 34522), (21050, 31939)]